Octave (disambiguation)
Encyclopedia
An octave
, in music, is the interval between one musical pitch and another with half or double its frequency.
'Octave' may also refer to:
Octave
In music, an octave is the interval between one musical pitch and another with half or double its frequency. The octave relationship is a natural phenomenon that has been referred to as the "basic miracle of music", the use of which is "common in most musical systems"...
, in music, is the interval between one musical pitch and another with half or double its frequency.
'Octave' may also refer to:
Computing
- GNU OctaveGNU OctaveGNU Octave is a high-level language, primarily intended for numerical computations. It provides a convenient command-line interface for solving linear and nonlinear problems numerically, and for performing other numerical experiments using a language that is mostly compatible with MATLAB...
, a program for performing numerical analysis, mostly compatible with MATLAB - OCTAVEOctaveIn music, an octave is the interval between one musical pitch and another with half or double its frequency. The octave relationship is a natural phenomenon that has been referred to as the "basic miracle of music", the use of which is "common in most musical systems"...
, Operationally Critical Threat, Asset, and Vulnerability Evaluation framework developed by Carnegie Mellon and most commonly used in the defense industry.
Music
- Octave (album)Octave (album)Octave is the ninth album by The Moody Blues, and their first release after a substantial hiatus following the success of the best-selling Seventh Sojourn in 1972. The album proved to be the last for the group with keyboardist Mike Pinder, who departed during the album's sessions, and declined an...
, an album by The Moody Blues - The OctāvesThe OctavesThe Octāves is a student-run, all-male a cappella group from the University of Richmond. It is the school's oldest a cappella group, forming in the spring of 1990...
, an all-male a cappella group from the University of Richmond
Literature
- Octave (poetry)Octave (poetry)An octave is a verse form consisting of eight lines of iambic pentameter or of hendecasyllables . The most common rhyme scheme for an octave is abba abba....
, the first eight lines of a sonnet - Sicilian octaveSicilian octaveThe Sicilian octave is a verse form consisting of eight lines of eleven syllables each, called a hendecasyllable. The form is common in late medieval Italian poetry. In English poetry, iambic pentameter is often used instead of syllabics...
, a distinct poetic form - Ottava rimaOttava rimaOttava rima is a rhyming stanza form of Italian origin. Originally used for long poems on heroic themes, it later came to be popular in the writing of mock-heroic works. Its earliest known use is in the writings of Giovanni Boccaccio....
, an Italian verse form
People
- Octave ChanuteOctave ChanuteOctave Chanute was a French-born American railway engineer and aviation pioneer. He provided the Wright brothers with help and advice, and helped to publicize their flying experiments. At his death he was hailed as the father of aviation and the heavier-than-air flying machine...
, French-born American railway engineer and aviation pioneer. - Octave LevenspielOctave LevenspielOctave Levenspiel is an Emeritus professor of chemical engineering at Oregon State University. His principal interest has been chemical reaction engineering, a branch of chemical engineering studying the application of chemical reaction kinetics and physics to the design of chemical reactors.He...
, American professor of chemical engineering. - Octave MirbeauOctave MirbeauOctave Mirbeau was a French journalist, art critic, travel writer, pamphleteer, novelist, and playwright, who achieved celebrity in Europe and great success among the public, while still appealing to the literary and artistic avant-garde...
, French journalist. - Octave TassaertOctave TassaertOctave Tassaert was a French painter of portraits and genre, religious, historical and allegorical paintings, as well as a lithographer and engraver, though this family was of Flemish origin. He was the grandson of the sculptor Jean-Pierre-Antoine Tassaert.- Life :Octave's first artistic training...
, French painter.
Science
- Octave (electronics)Octave (electronics)In electronics, an octave is a doubling or halving of a frequency. The term is derived from the musical octave which similarly describes such frequency ratios, but the prefix octa-, denoting eight, has no significance in physics...
a doubling or halving of frequency, in physics and engineering - Electromagnetic radiationElectromagnetic radiationElectromagnetic radiation is a form of energy that exhibits wave-like behavior as it travels through space...
can be divided into eighty-one octaves - "The Law of Octaves" is a concept from the history of the development of the Periodic Table of Chemical Elements (see John NewlandsJohn Alexander Reina NewlandsJohn Alexander Reina Newlands was an English chemist who invented the Periodic Table.Newlands was born in London and was the son of a scottish Presbyterian minister and his Italian wife....
or MendeleevDmitri MendeleevDmitri Ivanovich Mendeleev , was a Russian chemist and inventor. He is credited as being the creator of the first version of the periodic table of elements...
) - an early term for octonionOctonionIn mathematics, the octonions are a normed division algebra over the real numbers, usually represented by the capital letter O, using boldface O or blackboard bold \mathbb O. There are only four such algebras, the other three being the real numbers R, the complex numbers C, and the quaternions H...
in algebra - GNU OctaveGNU OctaveGNU Octave is a high-level language, primarily intended for numerical computations. It provides a convenient command-line interface for solving linear and nonlinear problems numerically, and for performing other numerical experiments using a language that is mostly compatible with MATLAB...
is a high-level programming language, primarily intended for numerical computations
Other
- Octave celebrationOctave celebrationThe Octave is one of Luxembourg's major annual religious celebrations. It takes starts on the 3rd Sunday after Easter and closes with the Octave Procession on the 5th Sunday after Easter. It honours Our Lady of Luxembourg, Maria Mater Jesu, Consolatrix Afflictorum, Patrona Civitatis et Patriae...
, a major religious celebration in LuxembourgLuxembourgLuxembourg , officially the Grand Duchy of Luxembourg , is a landlocked country in western Europe, bordered by Belgium, France, and Germany. It has two principal regions: the Oesling in the North as part of the Ardennes massif, and the Gutland in the south... - Octave (horse)Octave (horse)Octave is an American thoroughbred filly racehorse. She was sired by Unbridled's Song, who in turn was a son of 1990 Kentucky Derby winner Unbridled out of the Dr...
, a champion graded stakes race thoroughbred racehorse - Octave (liturgical)Octave (liturgical)"Octave" has two senses in Christian liturgical usage. In the first sense, it is the eighth day after a feast, reckoning inclusively, and so always falls on the same day of the week as the feast itself. The word is derived from Latin octava , with dies understood...
, an eight-day feast in the liturgical sense, especially in the Roman Catholic tradition