Definition of Octav. Meaning of Octav. Synonyms of Octav

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Definition of Octav

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Double octave
Octave Oc"tave, n. [F., fr. L. octava an eighth, fr. octavus eighth, fr. octo eight. See Eight, and cf. Octavo, Utas.] 1. The eighth day after a church festival, the festival day being included; also, the week following a church festival. ``The octaves of Easter.' --Jer. Taylor. 2. (Mus.) (a) 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. (b) The whole diatonic scale itself. Note: The ratio of a musical tone to its octave above is 1:2 as regards the number of vibrations producing the tones. 3. (Poet.) The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines. With mournful melody it continued this octave. --Sir P. Sidney. Double octave. (Mus.) See under Double. Octave flute (Mus.), a small flute, the tones of which range an octave higher than those of the German or ordinary flute; -- called also piccolo. See Piccolo. 4. A small cask of wine, the eighth part of a pipe.
Octavalent
Octavalent Oc*tav"a*lent, a. [Octa- + L. valens, p. pr. See Valence.] (Chem.) 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
Octave Oc"tave, n. [F., fr. L. octava an eighth, fr. octavus eighth, fr. octo eight. See Eight, and cf. Octavo, Utas.] 1. The eighth day after a church festival, the festival day being included; also, the week following a church festival. ``The octaves of Easter.' --Jer. Taylor. 2. (Mus.) (a) 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. (b) The whole diatonic scale itself. Note: The ratio of a musical tone to its octave above is 1:2 as regards the number of vibrations producing the tones. 3. (Poet.) The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines. With mournful melody it continued this octave. --Sir P. Sidney. Double octave. (Mus.) See under Double. Octave flute (Mus.), a small flute, the tones of which range an octave higher than those of the German or ordinary flute; -- called also piccolo. See Piccolo. 4. A small cask of wine, the eighth part of a pipe.
Octave
Octave Oc"tave, a. Consisting of eight; eight. --Dryden.
Octave flute
Octave Oc"tave, n. [F., fr. L. octava an eighth, fr. octavus eighth, fr. octo eight. See Eight, and cf. Octavo, Utas.] 1. The eighth day after a church festival, the festival day being included; also, the week following a church festival. ``The octaves of Easter.' --Jer. Taylor. 2. (Mus.) (a) 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. (b) The whole diatonic scale itself. Note: The ratio of a musical tone to its octave above is 1:2 as regards the number of vibrations producing the tones. 3. (Poet.) The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines. With mournful melody it continued this octave. --Sir P. Sidney. Double octave. (Mus.) See under Double. Octave flute (Mus.), a small flute, the tones of which range an octave higher than those of the German or ordinary flute; -- called also piccolo. See Piccolo. 4. A small cask of wine, the eighth part of a pipe.
octaves
Hidden Hid"den, p. p. & a. from Hide. Concealed; put out of view; secret; not known; mysterious. Hidden fifths or octaves (Mus.), consecutive fifths or octaves, not sounded, but suggested or implied in the parallel motion of two parts towards a fifth or an octave. Syn: Hidden, Secret, Covert. Usage: Hidden may denote either known to on one; as, a hidden disease; or intentionally concealed; as, a hidden purpose of revenge. Secret denotes that the thing is known only to the party or parties concerned; as, a secret conspiracy. Covert literally denotes what is not open or avowed; as, a covert plan; but is often applied to what we mean shall be understood, without openly expressing it; as, a covert allusion. Secret is opposed to known, and hidden to revealed. Bring to light the hidden things of darkness. --1 Cor. iv. 5. My heart, which by a secret harmony Still moves with thine, joined in connection sweet. --Milton. By what best way, Whether of open war, or covert guile, We now debate. --Milton.
Octavo
Octavo Oc*ta"vo, n.;pl. Octavos. [L. in octavo; in in + octavo, abl. of octavus. See Octave.] 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[deg].
Octavo
Octavo Oc*ta"vo, a. Having eight leaves to a sheet; as, an octavo form, book, leaf, size, etc.
Octavos
Octavo Oc*ta"vo, n.;pl. Octavos. [L. in octavo; in in + octavo, abl. of octavus. See Octave.] 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[deg].
Suboctave
Suboctave Sub*oc"tave, Suboctuple Sub*oc"tu*ple, a. Containing one part of eight; having the ratio of one to eight. --Bp. Wilkins.

Meaning of Octav from wikipedia

- Octav is a Romanian male given name that may refer to: Octav Băncilă (1872–1944), Romanian realist painter Octav Botez (1884–1943), Romanian literary critic...
- Octav Onicescu (Romanian pronunciation: [okˈtav oniˈt͡ʃesku]; August 20, 1892 – August 19, 1983) was a Romanian mathematician and a member of the Romanian...
- Octav Botnar (born Oswald Bundorf; October 21, 1913 – July 11, 1998) was a self-made businessman who founded Datsun UK (later Nissan UK) and its ****ociated...
- Octav Băncilă (Romanian pronunciation: [okˈtav bənˈt͡ʃilə]; 4 February 1872 – 3 April 1944) was a Romanian realist painter and left-wing activist. He...
- Octav Șuluțiu (November 5, 1909–February 9, 1949) was a Romanian prose writer and literary critic. Born in Bucharest, his parents were Gheorghe Șuluț...
- Octav Mayer (October 5 [O.S. September 22] 1895 – 9 September 1966) was a Romanian mathematician, the first to earn a doctorate in Romania. Born in Mizil...
- Octav Grigorescu was a Romanian painter, graphic artist, book illustrator, fine arts professor at the Bucharest National University of Arts (at the time...
- Octav is a 2017 Romanian drama film directed by Serge Ioan Celebidachi, and produced by Adela Vrinceanu Celebidachi. The title refers to the film's main...
- Octav Dessila (December 4, 1895 – July 29, 1976) was a Romanian novelist and playwright. Born in Bucharest, his parents were Iorgu Dessila, a Căile Ferate...
- Octav Troianescu (4 February 1916 — 8 November 1980), was a Romanian chess player, International Master (IM) (1950), five-times Romanian Chess Championship...