Occurrent (a.) Occurring or happening; hence, incidental; accidental.
Occurrent (n.) One who meets; hence, an adversary.
Occurrent (n.) Anything that happens; an occurrence.
Occurse (n.) Same as Occursion.
Occursion (n.) A meeting; a clash; a collision.
Ocean (n.) The whole body of salt water which covers more than three fifths of the surface of the globe; -- called also the sea, or great sea.
Ocean (n.) One of the large bodies of water into which the great ocean is regarded as divided, as the Atlantic, Pacific, Indian, Arctic and Antarctic oceans.
Ocean (n.) An immense expanse; any vast space or quantity without apparent limits; as, the boundless ocean of eternity; an ocean of affairs.
Ocean (a.) Of or pertaining to the main or great sea; as, the ocean waves; an ocean stream.
Oceanic (a.) Of or pertaining to the ocean; found or formed in or about, or produced by, the ocean; frequenting the ocean, especially mid-ocean.
Oceanic (a.) Of or pertaining to Oceania or its inhabitants.
Oceanography (n.) A description of the ocean.
Oceanology (n.) That branch of science which relates to the ocean.
Oceanus (n.) The god of the great outer sea, or the river which was believed to flow around the whole earth.
Ocellary (a.) Of or pertaining to ocelli.
Ocellate (a.) Same as Ocellated.
Ocellated (a.) Resembling an eye.
Ocellated (a.) Marked with eyelike spots of color; as, the ocellated blenny.
Ocelli (pl. ) of Ocellus
Ocellus (n.) A little eye; a minute simple eye found in many invertebrates.
Ocellus (n.) An eyelike spot of color, as those on the tail of the peacock.
Oceloid (a.) Resembling the ocelot.
Ocelot (n.) An American feline carnivore (Felis pardalis). It ranges from the Southwestern United States to Patagonia. It is covered with blackish ocellated spots and blotches, which are variously arranged. The ground color varies from reddish gray to tawny yellow.
Ocher (n.) Alt. of Ochre
Ochre (n.) A impure earthy ore of iron or a ferruginous clay, usually red (hematite) or yellow (limonite), -- used as a pigment in making paints, etc. The name is also applied to clays of other colors.
Ochre (n.) A metallic oxide occurring in earthy form; as, tungstic ocher or tungstite.
Ocherous (a.) Alt. of Ochreous
Ochreous (a.) Of or pertaining to ocher; containing or resembling ocher; as, ocherous matter; ocherous soil.
Ochery (a.) Ocherous.
Ochimy (n.) See Occamy.
Ochlesis (n.) A general morbid condition induced by the crowding together of many persons, esp. sick persons, under one roof.
Ochlocracy (n.) A form of government by the multitude; a mobocracy.
Ochlocratic (a.) Alt. of Ochlocratical
Ochlocratical (a.) Of or pertaining to ochlocracy; having the form or character of an ochlocracy; mobocratic.
Ochraceous (a.) Ocherous.
Ochre (n.) See Ocher.
Ochreaee (pl. ) of Ochrea
Ochrea (n.) A greave or legging.
Ochrea (n.) A kind of sheath formed by two stipules united round a stem.
Ochreate (a.) Alt. of Ochreated
Ochreated (a.) Wearing or furnished with an ochrea or legging; wearing boots; booted.
Ochreated (a.) Provided with ochrea, or sheathformed stipules, as the rhubarb, yellow dock, and knotgrass.
Ochreous (a.) See Ocherous.
Ochrey (a.) See Ochery.
Ochroleucous (a.) Yellowish white; having a faint tint of dingy yellow.
Ochry (a.) See Ochery.
Ochymy (n.) See Occamy.
-ock () A suffix used to form diminutives; as, bullock, hillock.
Ocra (n.) See Okra.
Ocrea (n.) See Ochrea.
Ocreate (a.) Alt. of Ocreated
Ocreated (a.) Same as Ochreate, Ochreated.
Octa- () A prefix meaning eight. See Octo-.
Octachord (n.) An instrument of eight strings; a system of eight tones.
Octad (n.) An atom or radical which has a valence of eight, or is octavalent.
Octaedral (a.) See Octahedral.
Octaemeron (n.) A fast of eight days before a great festival.
Octagon (n.) A plane figure of eight sides and eight angles.
Octagon (n.) Any structure (as a fortification) or place with eight sides or angles.
Octagonal (a.) Having eight sides and eight angles.
Octagynous (a.) Having eight pistils or styles; octogynous.
Octahedral (a.) Having eight faces or sides; of, pertaining to, or formed in, octahedrons; as, octahedral cleavage.
Octahedrite (n.) Titanium dioxide occurring in acute octahedral crystals.
Octahedron (n.) A solid bounded by eight faces. The regular octahedron is contained by eight equal equilateral triangles.
Octamerous (a.) Having the parts in eights; as, an octamerous flower; octamerous mesenteries in polyps.
Octameter (n.) A verse containing eight feet; as, --//Deep# in|to# the | dark#ness | peer#ing, | long# I | stood# there | wond'#ring, | fear#ing.
Octander (n.) One of the Octandria.
Octandria (n.pl.) A Linnaean class of plants, in which the flowers have eight stamens not united to one another or to the pistil.
Octandrian (a.) Alt. of Octandrous
Octandrous (a.) Of or pertaining to the Octandria; having eight distinct stamens.
Octane (n.) Any one of a group of metametric hydrocarcons (C8H18) of the methane series. The most important is a colorless, volatile, inflammable liquid, found in petroleum, and a constituent of benzene or ligroin.
Octangular (a.) Having eight angles; eight-angled.
Octant (n.) The eighth part of a circle; an arc of 45 degrees.
Octant (n.) The position or aspect of a heavenly body, as the moon or a planet, when half way between conjunction, or opposition, and quadrature, or distant from another body 45 degrees.
Octant (n.) An instrument for measuring angles (generally called a quadrant), having an arc which measures up to 9O¡, but being itself the eighth part of a circle. Cf. Sextant.
Octant (n.) One of the eight parts into which a space is divided by three coordinate planes.
Octapla (sing.) A portion of the Old Testament prepared by Origen in the 3d century, containing the Hebrew text and seven Greek versions of it, arranged in eight parallel columns.
Octaroon (n.) See Octoroon.
Octastyle (a.) See Octostyle.
Octateuch (n.) A collection of eight books; especially, the first eight books of the Old Testament.
Octavalent (a.) Having a valence of eight; capable of being combined with, exchanged for, or compared with, eight atoms of hydrogen; -- said of certain atoms or radicals.
Octave (n.) The eighth day after a church festival, the festival day being included; also, the week following a church festival.
Octave (n.) The eighth tone in the scale; the interval between one and eight of the scale, or any interval of equal length; an interval of five tones and two semitones.
Octave (n.) The whole diatonic scale itself.
Octave (n.) The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines.
Octave (n.) A small cask of wine, the eighth part of a pipe.
Octave (a.) Consisting of eight; eight.
Octavos (pl. ) of Octavo
Octavo (n.) A book composed of sheets each of which is folded into eight leaves; hence, indicating more or less definitely a size of book so made; -- usually written 8vo or 8¡.
Octavo (a.) Having eight leaves to a sheet; as, an octavo form, book, leaf, size, etc.
Octene (n.) Same as Octylene.
Octennial (a.) Happening every eighth year; also, lasting a period of eight years.
Octet (n.) A composition for eight parts, usually for eight solo instruments or voices.
Octic (a.) Of the eighth degree or order.
Octic (n.) A quantic of the eighth degree.
Octile (n.) Same as Octant, 2.
Octillion (n.) According to the French method of numeration (which method is followed also in the United States) the number expressed by a unit with twenty-seven ciphers annexed. According to the English method, the number expressed by a unit with forty-eight ciphers annexed. See Numeration.
Octo- () Alt. of Octa-
Octa- () A combining form meaning eight; as in octodecimal, octodecimal, octolocular.
Octoate (n.) A salt of an octoic acid; a caprylate.