Octopod a (oktopoda)

top us: see octopod.] A suborder or superfamily of dibranchiate Cephalopod a, containing those cephalopods which have eight feet, arms, or rays; the Octocerata. The arms are ace tabu lifer ous, with se ile suckers, and one of them is hectocotyli zed in the male. The body is short, stout, and globose; the eyes are small and have a sphincterial arrangement for opening and shutting. There is no buccal membrane around the mouth, no valves in the siphon, and no nidamental gland; the viscericardium is reduced to a pair of canals, oviducts are paired. The Octopod a include the paper-nautilus with the ordinary octopods Theate contrasted with Decapod a. See cuts under argonaut, Argo nautide, and cuttlefish. Also called Octocera. octopodan (ok-top'ō-dan), a. and n. Same as IMG:content-1622.png:[blocks in formation] IMG:content-1623.png:[blocks in formation] IMG:content-1624.jpg:[blocks in formation] IMG:content-1625.png:[blocks in formation] octuor (ok'tū-ôr), n. Same as octet . octuple (ok'tū-pl), a. [L. octuplus (= Gr. ὀκταπλούς), eightfold, octo , = E. eight , + -plus , -fold; cf. duple , etc.] Eightfold. IMG:content-1626.jpg:[ocr errors] oculi form (ok'u-li-fôrm), a . [ oculus , eye, + form a , shape.] Ocular in form; having the shape or appearance of an eye. oculigerous (ok-u-lij'e-rus), a. eye, + gerere , carry.] Same as oculiferous . oculi motor (ok'u-li-mō"tor), a. and n. [ oculus , eye, + motor , mover.] I. a. Ocular and motory; furnishing motor power to muscles of the eyeball, as a nerve. See oculomotor , and cuts under brain and Petromyzontida. octuplet (ok'tu-plet), n. [L. octuplus , eight- fold, + -et .] In music , a group of eight notes intended to take the place of six. Also ottaoculimotory (ok"ū-li-mōtō-ri), a . Same as ocu- IMG:content-1627.jpg:[graphic] hypothetical alcohol radical (C8H17), the best- known compound of which is octyl hydrid (C8H18), one of the constituents of American petroleum. Also called capryl . octyl a mine (ok-til-am'in), n. [ octyl + amine.] A colorle , colorle , bitter, very caustic liquid (C8H17 NH2), having an ammoniacal, fishy odor, ob- tained by heating alcoholic ammonia with oc- tyl iodide. It is insoluble in water, precipi- tates metallic salts, and di olves silver chlorid. octylene (ok'ti-lēn), n. [ which it is insoluble, but very soluble in alcohol and ether. It boils without decomposition at 125°, and burns with a pertaining to octyl: as, octylic alcohol. ocub, n. Same as oak - web . ocuba-wax (o-kūba-waks), n . [ wax2 .] "A concrete vegetable oil, apparently that derived from the tallow-nut- meg (see virola - tallow ), though by some it has been identified wit the becuiba-or bicuhiba- wax obtained from the seeds of Myristic a Bicu- hyba in Brazil, there used in making candles. See becuiba - nut . ocular (ok'u-lär), a . and n. [= F. oculaire = Sp. Pg. ocular = It. oculare , ocular is , also L. ocular i us , of or belonging to the eyes, oculus (= Gr. dial. ὁκκαλλος, όκταλλος), the eye, dim. of * ocus = Gr. όκος , όκκος , the eye (dual όσσε , the eyes), akin to AS. eáge , etc., eye: see eyel.] I. a . 1. Of or pertaining to the eye; ophthalmic; optic: as, ocular movements; the ocular (optic) nerve.-2. Depending on the eye; known by the eye; received by actual sight or seeing; op- tical; visual: as, ocular proof; ocular demon- Be sure of it; give me the ocular proof, Or thou hadst better have been born a dog. Thomas was an ocular witne of Christ's death and burial. South , Sermons, V. iv. 3. In entom ., pertaining to the compound eyes: distinguished from ocellar . - Ocular cone. See cone . Ocular cup, the cupped part of an ocular vesicle; such a vesicle when part of it is pushed in upon the rest to form the hollow back of an eye. - Ocular lobe, in entom ., a pro- jection of the side of the prothorax, more or le complete- ly covering the eye when the head is retracted, found in many beetles. - Ocular plate, of echinoderms, a perfo- rated plate which supports the eye-spot, as in a sea-urchin. - Ocular tentacle, the tentacle which in some mollusks bears the eye. - Ocular tubercle. Same as eye-eminence. Ocular vertigo, vertigo due to disorder of the organs of vision, including the muscles, nerves, and nerve-centers related immediately to vision. - Ocular vesicle, a hollow prolongation from the cerebral vesicle which is to form the greater part of an eye. See eyel . oculus , eye: see nä), n. [NL., oculus .] The typi- cal genus of the Lamarck. Oculinide (ok-ū- lin'i-dē), n. pl . [NL., Oculina + -idæ .] A family of a porose sclero- derma to us corals, typified by the genus Oculina , founded by Ed- wards and Haime in 1849. They have compound corallum with copious and compact cœnenchyma, imper- forate walls with scanty di epiments, and few or no syn- apticule. The genera are numerous, including some of the present epoch and a few fo il ones. The corallites are in colonies irregularly branched from a thick stock, or ma ive, or incrusting. These corals increase by gem- mation, which is usually lateral and often symmetrical, fi iparity being rare. oculist (ok'u-list), n. [= F. oculiste = Sp. Pg. It. oculist a , L. oculus , eye: see oculus and -ist .] A physician whose specialty is diseases or de- fects of the eye; one skilled in treatment of the oculus (ok'u-lus), n.; pl. oculi (-lī). [L., the eye: see ocular .] 1. In and an at ., the eye; an eye; spe- cifically, a compound eye.-2. In bot . , an eye; a leaf-bud.- Motor oculi. See oculomotor. - Oculi cancrorum, crabs' eyes. See crab1 . - Oculi Sunday, the third Sunday in Lent: so called from the first word, Oculi (eyes), in the Latin text of the officium or introit, beginning with the 15th verse of the 25th Psalm, "Mine eyes are ever toward the Lord."— Oculus cat i, a variety of sapphire: same as asteria . - Oculus Christ i. (a) See clary2 . (b) À European plant, Inula Oculus - Christ i , having astringent properties. - Oculus mundi, a variety of opal: same as hydrophane. ocumt, n. An obsolete spelling of oakum . ocyt, interj . [ME.) An imitation of the cry of instrument, as of a telescope or microscope. See eyepiece. ocularly (ok'ū-lär-li), adv . In an ocular man- ner; by the use of the eyes; by means of sight. ocularyt (ok'ū-lā-ri), a . [ ocular i us , of the eye: see ocular .] Of or pertaining to the eye; ocular: as, " oculary medicines," Holland . oculate (ok'ū-lāt), a . [L. oculatus , having eyes, oculus , eye: see ocular .] 1. Having eyes; provided with eyes.-2. Having spots resem- bling eyes; specifically, in bot . , ocellate. oculated (ok'u-lā-ted), a. [ oculate + -ed2.] Same as oculate . oculauditory (ok-u-la'di-to-ri), a . [ L.oculus , eye, + auditor i us , of hearing: see auditory . ] Representing an eye and an ear together; hav- ing an ocular and an auditory function, as some of the marginal bodies or sense-organs of aca- lephs or jelly-fishes. See oculicyst , lithocyst . Octoteuch (ok'tō-tūk), n . Same as Oct a teuch . octroi (ok-trwo'), n. [F., octroyer , grant, auctoricare , authorize, auctor , an author, one who gives authority: see au- thor.] 1. A conce ion, grant, or privilege, particularly a commercial privilege, as an ex- clusive right of trade, conceded by government to a particular person or company. 2. A tax or duty levied at the gates of cities, particular oculi, n. Plural of oculus . I dar wel sey he is worthy for to sterve And for that skille "ocy, ocy ," I grede. Ocyphaps