Orthodoxal - Oscillate

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Orthodoxal (ôrth�dŏks�l), a. Pertaining to, or evincing, orthodoxy; orthodox. [R.] Milton.
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Orthodoxality (ôrth�dŏksălĭt�), n. Orthodoxness. [R.]
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Orthodoxally (?), adv. Orthodoxly. [R.] Milton
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Orthodoxastical (?), a. Orthodox. [Obs.]
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Orthodoxical (?), a. Pertaining to, or evincing, orthodoxy; orthodox.
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Orthodoxly (?), adv. In an orthodox manner; with soundness of faith. Sir W. Hamilton.
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Orthodoxness, n. The quality or state of being orthodox; orthodoxy. Waterland.
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Orthodoxy (?), n. [Gr. �: cf. F. orthodoxie. See .] 1. Soundness of faith; a belief in the doctrines taught in the Scriptures, or in some established standard of faith; -- opposed to heterodoxy or to heresy.
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Basil himself bears full and clear testimony to Gregory's orthodoxy. Waterland.
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2. Consonance to genuine Scriptural doctrines; -- said of moral doctrines and beliefs; as, the orthodoxy of a creed.
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3. By extension, said of any generally accepted doctrine or belief; the orthodox practice or belief.
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Orthodromic (?), a. [Ortho- + Gr. � to run.] Of or pertaining to orthodromy.
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Orthodromics (?), n. The art of sailing in a direct course, or on the arc of a great circle, which is the shortest distance between any two points on the surface of the globe; great-circle sailing; orthodromy.
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Orthodromy (ôrth�drŏm�; 277), n. [Cf. F. orthodromie.] The act or art of sailing on a great circle.
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{ Orthoëpic (?), Orthoëpical (?), } a. Of or pertaining to orthoëpy, or correct pronunciation. -- Orthoëpically, adv.
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orthoëpist (ôrth��pĭst), n. One who is skilled in orthoëpy.
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orthoëpy (ôrth��p�; 277), n. [Gr. 'orqoepeia; 'orqos right + 'epos a word: cf. F. orthoépie. See , and .] The art of uttering words correctly; a correct pronunciation of words; also, mode of pronunciation.
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orthogamy (?), n. [Ortho- + Gr. � marriage.] (Bot.) Direct fertilization in plants, as when the pollen fertilizing the ovules comes from the stamens of the same blossom; -- opposed to heterogamy.
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Orthognathic (?), a. Orthognathous.
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Orthognathism (?), n. (Anat.) The quality or state of being orthognathous. Huxley.
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Orthognathous (?), a. [Ortho- + Gr. gnaqos the jaw.] (Anat.) Having the front of the head, or the skull, nearly perpendicular, not retreating backwards above the jaws; -- opposed to prognathous. See Gnathic index, under .
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Orthogon (?), n. [Ortho- + Gr. gwnia angle: cf. F. orthogone, a.] (Geom.) A rectangular figure.
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Orthogonal (?), a. [Cf. F. orthogonal.] Right-angled; rectangular; as, an orthogonal intersection of one curve with another.
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Coloq. Orthogonal projection . See under .
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Orthogonally, adv. Perpendicularly; at right angles; as, a curve cuts a set of curves orthogonally.
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Orthograph (?), n. [Ortho- + -graph.] (Arch.) An orthographic projection, sometimes partly in section, esp. of a building.
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Orthographer (?), n. One versed in orthography; one who spells words correctly.
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{ Orthographic (?), Orthographical (?), } a. [Cf. F. orthographique, L. orthographus, Gr. �.] 1. Of or pertaining to orthography, or right spelling; also, correct in spelling; as, orthographical rules; the letter was orthographic.
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2. (Geom.) Of or pertaining to right lines or angles.
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Coloq. Orthographic projection or Coloq. Orthogonal projection , that projection which is made by drawing lines, from every point to be projected, perpendicular to the plane of projection. Such a projection of the sphere represents its circles as seen in perspective by an eye supposed to be placed at an infinite distance, the plane of projection passing through the center of the sphere perpendicularly to the line of sight.
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Orthographically, adv. In an orthographical manner: (a) according to the rules of proper spelling; (b) according to orthographic projection.
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Orthographist (?), n. One who spells words correctly; an orthographer.
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Orthographize (?), v. t. To spell correctly or according to usage; to correct in regard to spelling.
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In the coalesced into ith, which modern reaction has orthographized to i' th'. Earle.
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Orthography (?), n. [OE. ortographie, OF. orthographie, L. orthographia, Gr. �, fr. � writing correctly; 'orqos right + grafein to write. See , and .]
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1. The art or practice of writing words with the proper letters, according to standard usage; conventionally correct spelling; also, mode of spelling; as, his orthography is vicious.
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When spelling no longer follows the pronunciation, but is hardened into orthography. Earle.
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2. The part of grammar which treats of the letters, and of the art of spelling words correctly.
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3. A drawing in correct projection, especially an elevation or a vertical section.
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4. The method of spelling the words of a particular language; the system of symbols used for writing a language.
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5. The branch of linguistics concerned with how languages are written.
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Orthology (?), n. [Gr. �; 'orqos right + logos speech, description: cf. F. orthologie.] The right description of things. [R.] Fotherby.
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Orthometric (?), a. [See .] (Crystallog.) Having the axes at right angles to one another; -- said of crystals or crystalline forms.
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Orthometry (?), n. [Ortho- + -metry.] The art or practice of constructing verses correctly; the laws of correct versification.
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Orthomorphic (?), a. [Ortho- + morphic.] (Geom.) Having the right form.
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Coloq. Orthomorphic projection , a projection in which the angles in the figure to be projected are equal to the corresponding angles in the projected figure.
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orthopaedic, orthopaedics See and .
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{ Orthopedic (?), Orthopedical (?), } a. (Med.) Of, pertaining to, or employed in, orthopedics; relating to the prevention or cure of deformities of children, or, in general, of the human body at any age; as, orthopedic surgery; an orthopedic hospital.
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orthopedics n. [Ortho- + Gr. �, �, a child.] (Med.) The art or practice of correcting disorders or deformities of the spine and joints, or, by extension, any deformities of the human body.
Syn. -- orthopaedics, orthopedy.
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Orthopedist (?), n. (Med.) One who prevents, cures, or remedies deformities, esp. in children.
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Orthopedy (?), n. [Ortho- + Gr. �, �, a child.] (Med.) Same as .
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Orthophony (?), n. [Ortho- + Gr. fwnh voice.] The art of correct articulation; voice training.
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Orthopinacoid (?), n. [Ortho- + pinacoid.] (Crystallog.) A name given to the two planes in the monoclinic system which are parallel to the vertical and orthodiagonal axes.
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{ Orthopnœa (?), Orthopny (?), } n. [L. orthopnoea, Gr. �; 'orqosstraight, right + pnei^n to breathe: cf. F. orthopnée.] (Med.) Specifically, a morbid condition in which respiration can be performed only in an erect posture; by extension, any difficulty of breathing.
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orthopod (?), n. An orthopedist.
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Orthopoda (?), prop. n. pl. [NL. See , and .] (Zoöl.) An extinct order of reptiles which stood erect on the hind legs, and resembled birds in the structure of the feet, pelvis, and other parts.
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Orthopraxy (?), n. [Gr. 'orqos straight + � a doing.] (Med.) The treatment of deformities in the human body by mechanical appliances.
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Orthoptera (?), prop. n. pl. [NL., fr. Gr. 'orqos straight + � feather, wing.] (Zoöl.) An order of mandibulate insects including grasshoppers, locusts, cockroaches, mantids, crickets, katydids, etc. See Illust. under .
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☞ The anterior wings are usually thickened and protect the membranous posterior wings, which are larger and fold longitudinally like a fan. They also have chewing mouth parts. The Orthoptera undergo no metamorphosis.
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Orthopteran (?), n. (Zoöl.) One of the Orthoptera.
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Orthopterous (?), a. (Zoöl.) Of or pertaining to the Orthoptera.
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Orthorhombic (?), a. [Ortho- + rhombic.] (Crystallog.) Noting the system of crystallization which has three unequal axes at right angles to each other; trimetric. See .
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Orthoscope (?), n. [Ortho- + -scope.] (Physiol.) An instrument designed to show the condition of the superficial portions of the eye.
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Orthoscopic (?), a. (Opt.) Giving an image in correct or normal proportions; giving a flat field of view; as, an orthoscopic eyepiece.
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Orthosilicic (?), a. [Ortho- + silicic.] (Chem.) Designating the form of silicic acid having the normal or highest number of hydroxyl groups.
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Orthospermous (?), a. [Ortho- + Gr. � seed.] (Bot.) Having the seeds straight, as in the fruits of some umbelliferous plants; -- opposed to cœlospermous. Darwin.
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Orthostade (?), n. [Gr. �; 'orqos straight + � to place.] (Anc. Costume) A chiton, or loose, ungirded tunic, falling in straight folds.
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Orthostichy (?), n.; pl. Orthostichies (#). [Ortho- + Gr. stichos row.] (Bot.) A longitudinal rank, or row, of leaves along a stem.
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Orthotomic (?), a. [Ortho- + Gr. � to cleave.] (Geom.) Cutting at right angles.
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Coloq. Orthotomic circle (Geom.), that circle which cuts three given circles at right angles.
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Orthotomous (?), a. (Crystallog.) Having two cleavages at right angles with one another.
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Orthotomy (?), n. (Geom.) The property of cutting at right angles.
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Orthotone (?), a. [Ortho- + Gr. � tone, accent.] (Gr. Gram.) Retaining the accent; not enclitic; -- said of certain indefinite pronouns and adverbs when used interrogatively, which, when not so used, are ordinarilly enclitic.
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{ Orthotropal (?), Orthotropous (?), } a. [Ortho- + Gr. � to turn: cf. F. orthotrope.] (Bot.) Having the axis of an ovule or seed straight from the hilum and chalaza to the orifice or the micropyle; atropous.
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☞ This word has also been used (but improperly) to describe any embryo whose radicle points towards, or is next to, the hilum.
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Orthotropic (?), a. [See .] (Bot.) Having the longer axis vertical; -- said of erect stems. Encyc. Brit.
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Orthoxylene (?), n. [Ortho- + xylene.] (Chem.) That variety of xylene (C6H4(CH3)2) in which the two methyl groups are in the ortho position; a colorless, liquid, combustible hydrocarbon resembling benzene.
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Ortive (?), a. [L. ortivus, fr. oriri, ortus, to rise: cf. F. ortive.] Of or relating to the time or act of rising; eastern; as, the ortive amplitude of a planet.
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Ortolan (?), n. [F., fr. It. ortolano ortolan, gardener, fr. L. hortulanus gardener, fr. hortulus, dim. of hortus garden. So called because it frequents the hedges of gardens. See an inclosure, and cf. .] (Zoöl.) (a) A European singing bird (Emberiza hortulana), about the size of the lark, with black wings. It is esteemed delicious food when fattened. Called also bunting. (b) In England, the wheatear (Saxicola œnanthe). (c) In America, the sora, or Carolina rail (Porzana Carolina). See .
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Ortygan (?), n. [Gr. �, �, a quail.] (Zoöl.) One of several species of East Indian birds of the genera Ortygis and Hemipodius. They resemble quails, but lack the hind toe. See .
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Orval (?), n. [F. orvale.] (Bot.) A kind of sage (Salvia Horminum).
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Orvet (?), n. [F.] (Zoöl.) The blindworm.
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Orvietan (?), n. [F. orviétan: cf. It. orvietano. So called because invented at Orvieto, in Italy.] A kind of antidote for poisons; a counter poison formerly in vogue. [Obs.]
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-ory (?) suff. [L. -orius: cf. F. -oire.] 1. An adjective suffix meaning of or pertaining to, serving for; as in auditory, pertaining to or serving for hearing; prohibitory, amendatory, etc.
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2. [L. -orium: cf. F. -oire.] A noun suffix denoting that which pertains to, or serves for; as in ambulatory, that which serves for walking; consistory, factory, etc.
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{ Oryal (?), Oryall (?) }, n. See .
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Oryctere (?), n. [Gr. 'orykthr digger: cf. F. oryctère.] (Zoöl.) The aard-vark (Orycteropus afer).
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Orycterope (?), n. [Gr. 'orykthr digger + poys foot.] (Zoöl.) Same as (the aardvark, Orycteropus afer).
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Oryctognosy (?), n. [Gr. 'oryktos dug (� to dig) + gnw^sis knowledge.] Mineralogy. [Obs.] -- Oryctognostic (#), a. -- Oryctognostical (#), a. [Obs.] -- Oryctognostically (#), adv. [Obs.]
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Oryctography (?), n. [Gr. 'oryktos dug + -graphy.] Description of fossils. [Obs.]
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Oryctological (?), a. [Cf. F. oryctologique.] Of or pertaining to oryctology. [Obs.]
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Oryctologist (?), n. One versed in oryctology. [Obs.]
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Oryctology (?), n. [Gr. 'oryktos dug + -logy: cf. F. oryctologie.] 1. An old name for paleontology.
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2. An old name for mineralogy and geology.
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Oryx (ōrĭks), prop. n. [NL., from Gr. 'oryx a kind of gazelle or antelope.] (Zoöl.) A genus of African antelopes which includes the gemsbok, the leucoryx, the bisa antelope (Oryx beisa), and the beatrix antelope (Oryx beatrix) of Arabia.
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Oryza (?), prop. n. [L., rice, Gr. � See .] (Bot.) A genus of grasses including the rice plant; rice.
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Oryzomys prop. n. A genus of rodents including the rice rats.
Syn. -- genus Oryzomys.
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Oryzopsis prop. n. A genus of grasses incluiding rice grass.
Syn. -- genus Oryzopsis.
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orzo n. (Cookery) Pasta shaped like pearls of barley; frequently prepared with lamb in Greek cuisine.
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Os (?), n.; pl. Ossa (#). [L.] A bone.
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Os, n.; pl. Ora (#). [L.] A mouth; an opening; an entrance.
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Os (?), n.; pl. Osar (#). [Sw. ås ridge, chain of hills, pl. åsar.] (Geol.) One of the ridges of sand or gravel found in Sweden, etc., supposed by some to be of marine origin, but probably formed by subglacial waters. The osar are similar to the kames of Scotland and the eschars of Ireland. See .
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Os (?), n. (Chem.) The chemical symbol for the element .
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Osage prop. n. A tributary of the Missouri River.
Syn. -- Osage River.
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Osage prop. n. 1. A member of the Osages, a tribe of North American Indians formerly living in western Missouri.
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2. The language of the Osages, a siouxan language.
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Osage orange (?). (Bot.) An ornamental tree of the genus Maclura (Maclura aurantiaca), closely allied to the mulberry (Morus); also, its fruit. The tree was first found in the country of the Osage Indians, and bears a hard and inedible fruit of an orangelike appearance. See .
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Osages (?), n. pl.; sing. Osage (�). (Ethnol.) A tribe of southern Sioux Indians, now living in the Indian Territory.
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Osanne (?), n. Hosanna. [Obs.] Chaucer.
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Osar (?), n. pl. (Geol.) See 3d .
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Oscan (?), a. Of or pertaining to the Osci, a primitive people of Campania, a province of ancient Italy. -- n. The language of the Osci.
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Oscillancy (?), n. The state of oscillating; a seesaw kind of motion. [R.]
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Oscillaria (?), prop. n. [NL., fr. L. oscillare to swing.] (Bot.) A genus of dark green, or purplish black, filamentous, fresh-water algæ, the threads of which have an automatic swaying or crawling motion. Called also Oscillatoria.
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Oscillate (ŏssĭllāt), v. i. [imp. & p. p. Oscillated (ŏssĭllātĕd); p. pr. & vb. n. Oscillating (ŏssĭllātĭng).] [L. oscillare to swing, fr. oscillum a swing, a little mask or puppet made to be hung from trees and swing in the wind, prob. orig., a little mouth, a dim. from os mouth. See , and cf. .]
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1. To move backward and forward; to vibrate like a pendulum; to swing; to sway.
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2. To vary or fluctuate between fixed limits; to act or move in a fickle or fluctuating manner; to change repeatedly, back and forth.
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The amount of superior families oscillates rather than changes, that is, it fluctuates within fixed limits. De Quincey.
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