Dictionary
Showing 551-600 of 4443 results
Octandrous
() Of or pertaining to the Octandria; having eight distinct stamens.
Octane
() 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
() Having eight angles; eight-angled.
Octant
() The eighth part of a circle; an arc of 45 degrees.
Octant
() 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
() 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
() One of the eight parts into which a space is divided by three coordinate planes.
Octapla
() 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
() See Octoroon.
Octastyle
() See Octostyle.
Octateuch
() A collection of eight books; especially, the first eight books of the Old Testament.
Octavalent
() 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
() The eighth day after a church festival, the festival day being included; also, the week following a church festival.
Octave
() 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
() The whole diatonic scale itself.
Octave
() The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines.
Octave
() A small cask of wine, the eighth part of a pipe.
Octave
() Consisting of eight; eight.
Octavos
() of Octavo
Octavo
() 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
() Having eight leaves to a sheet; as, an octavo form, book, leaf, size, etc.
Octene
() Same as Octylene.
Octennial
() Happening every eighth year; also, lasting a period of eight years.
Octet
() A composition for eight parts, usually for eight solo instruments or voices.
Octic
() Of the eighth degree or order.
Octic
() A quantic of the eighth degree.
Octile
() Same as Octant, 2.
Octillion
() 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
() A salt of an octoic acid; a caprylate.
October
() The tenth month of the year, containing thirty-one days.
October
() Ale or cider made in that month.
Octocera
() Octocerata.
Octocerata
() A suborder of Cephalopoda including Octopus, Argonauta, and allied genera, having eight arms around the head; -- called also Octopoda.
Octochord
() See Octachord.
Octodecimo
() Having eighteen leaves to a sheet; as, an octodecimo form, book, leaf, size, etc.
Octodecimos
() of Octodecimo
Octodecimo
() A book composed of sheets each of which is folded into eighteen leaves; hence; indicating more or less definitely a size of book, whose sheets are so folded; -- usually written 18mo or 18¡, and called eighteenmo.
Octodentate
() Having eight teeth.
Octodont
() Of or pertaining to the Octodontidae, a family of rodents which includes the coypu, and many other South American species.
Octoedrical
() See Octahedral.
Octofid
() Cleft or separated into eight segments, as a calyx.
Octogamy
() A marrying eight times.
Octogenarian
() A person eighty years, or more, of age.
Octogenary
() Of eighty years of age.
Octogild
() A pecuniary compensation for an injury, of eight times the value of the thing.
Octogonal
() See Octagonal.
Octogynia
() A Linnaean order of plants having eight pistils.
Octogynian
() Alt. of Octogynous