the eighth day after a Christian festival (or the period between these two days), counting the festival day as the first (ie counting inclusively) Thus: the Octave of 1st November, All Saints' Day, is 8th November
An octave is a doubling or halving of frequency 20Hz-40Hz is often considered the bottom octave Each octave you add on the bottom requires that your speakers move four times as much air!
An octave is a series of eight notes in a musical scale. It is also used to talk about the difference in pitch between the first and last notes in a musical scale. a) the range of musical notes between the first note of a scale and the last one b) the first and last notes of a musical scale played together (octava, from octo ; because there are eight notes in the range)
an eight-line stanza or poem, of which there are several types: ababbcbc: Chaucer's stanzaic form in The Monk's Tale abbacddc, or abbaabba: the brace octave for example, W B Yeats' "Two Songs from a Play" abababcc: see Ottava rima abaaabab: see Triolet See also Sonnet
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
A doubling or halving of a frequency (e g , One octave higher than 100 Hz is 200 Hz and one octave lower than 100 Hz is 50 Hz ) Ohm: The basic unit of electrical resistance (e g , One ohm is defined as the resistance that causes one volt to drop for each amp flowing through the resistance ) Oscillator: A circuit that causes its output to vary periodically (e g , We used a sine wave oscillator to tune Ralphs woofer box )
[ 'äk-tiv, -t&v, -"tAv ] (noun.) 14th century. Middle English, from Medieval Latin octava, from Latin, feminine of octavus eighth, from octo eight; more at EIGHT.