What's the difference between double and octave?

Double


Definition:

  • (a.) Twofold; multiplied by two; increased by its equivalent; made twice as large or as much, etc.
  • (a.) Being in pairs; presenting two of a kind, or two in a set together; coupled.
  • (a.) Divided into two; acting two parts, one openly and the other secretly; equivocal; deceitful; insincere.
  • (a.) Having the petals in a flower considerably increased beyond the natural number, usually as the result of cultivation and the expense of the stamens, or stamens and pistils. The white water lily and some other plants have their blossoms naturally double.
  • (adv.) Twice; doubly.
  • (a.) To increase by adding an equal number, quantity, length, value, or the like; multiply by two; to double a sum of money; to double a number, or length.
  • (a.) To make of two thicknesses or folds by turning or bending together in the middle; to fold one part upon another part of; as, to double the leaf of a book, and the like; to clinch, as the fist; -- often followed by up; as, to double up a sheet of paper or cloth.
  • (a.) To be the double of; to exceed by twofold; to contain or be worth twice as much as.
  • (a.) To pass around or by; to march or sail round, so as to reverse the direction of motion.
  • (a.) To unite, as ranks or files, so as to form one from each two.
  • (v. i.) To be increased to twice the sum, number, quantity, length, or value; to increase or grow to twice as much.
  • (v. i.) To return upon one's track; to turn and go back over the same ground, or in an opposite direction.
  • (v. i.) To play tricks; to use sleights; to play false.
  • (v. i.) To set up a word or words a second time by mistake; to make a doublet.
  • (n.) Twice as much; twice the number, sum, quantity, length, value, and the like.
  • (n.) Among compositors, a doublet (see Doublet, 2.); among pressmen, a sheet that is twice pulled, and blurred.
  • (n.) That which is doubled over or together; a doubling; a plait; a fold.
  • (n.) A turn or circuit in running to escape pursues; hence, a trick; a shift; an artifice.
  • (n.) Something precisely equal or counterpart to another; a counterpart. Hence, a wraith.
  • (n.) A player or singer who prepares to take the part of another player in his absence; a substitute.
  • (n.) Double beer; strong beer.
  • (n.) A feast in which the antiphon is doubled, hat is, said twice, before and after the Psalms, instead of only half being said, as in simple feasts.
  • (n.) A game between two pairs of players; as, a first prize for doubles.
  • (n.) An old term for a variation, as in Bach's Suites.

Example Sentences:

  • (1) An unsaturated fatty acid auxotroph of Escherichia coli was grown with a series of cis-octadecenoate isomers in which the location of the double bond varied from positions 3 to 17.
  • (2) Theoretical computations are performed of the intercalative binding of the neocarzinostatin chromophore (NCS) with the double-stranded oligonucleotides d(CGCG)2, d(GCGC)2, d(TATA)2 and d(ATAT)2.
  • (3) The use of glucagon in double-contrast studies of the colon has been recommended for various reasons, one of which is to facilitate reflux of barium into the terminal ileum.
  • (4) Clonazepam was added to the treatment of patients with poorly controlled epilepsy in a double-blind trial and an open trial.
  • (5) We report the results of a double-blind, placebo-controlled trial of acitretin (Soriatane) in 15 patients with moderate to severe psoriasis.
  • (6) To determine the accuracy of double-contrast arthrography in complete rotator cuff tears, we studied 805 patients thought to have a complete rotator cuff tear who had undergone double-contrast shoulder arthrography (DCSA) between 1978 and 1983.
  • (7) For the detection of this antigen, a double antibody sandwich enzyme-linked immunosorbent assay (ELISA) was employed.
  • (8) In a double-blind, crossover-designed study, 9 male subjects (age range: 18-25 years) received 25 mg orally, four times per day of either S or an identically-appearing placebo (P) 2 d prior to and during HA.
  • (9) Aberrant forms (elongated and twisted) in the vacuole and double virions in the plasma membrane were observed as early as 65 h after infection.
  • (10) Such an approach to investigations into subclinical mastitis is not feasible by means of either single- or double-parameter techniques.
  • (11) In a randomized double-blind study, 40 patients with coronary heart disease received intravenously either 0.025 mg nitroglycerin or placebo.
  • (12) In the present study, 125 oesophageal biopsies obtained under direct vision at endoscopy from 22 patients with Barrett's oesophagus were systematically studied using fluorescence and peroxidase antiperoxidase single and double-staining immunocytochemical methods employing highly specific antibodies to localize the following peptide-containing cell types in Barrett's mucosa: gastrin, somatostatin, gastric inhibitory polypeptide, motilin, neurotensin and pancreatic glucagon.
  • (13) The M 13 specific DNA present in minicells isolated several hours after infection consists of single stranded viral DNA and double stranded replicative forms in nearly equal amounts.
  • (14) Eighty micrograms of the topically active parasympatholytic drug ipratropium were applied intranasally four times daily in 20 adults with perennial rhinitis and severe watery rhinorrhoea in a double-blind controlled cross-over trial.
  • (15) calcium tung-state, rare-earths compounds, double halogenides.
  • (16) The effect of ipratropium bromide administered at two dosage levels, 40 and 80 mug, isoproterenol, 150 mug, and placebo using a metered dose inhaler was evaluated in ten adult patients with asthma in a double-blind, crossover study.
  • (17) PNS at 7 Hz approximately doubled mesenteric venous plasma levels of PGE2 in both 16-week-old SHR and WKY, but PNS did not increase levels of 6-keto-PGF1 alpha in either strain.
  • (18) In contrast, strains carrying the substitutions Ile-30----Phe, Gly-33----Leu, Gly-58----Leu, and Lys-34----Val and the Lys-34----Val, Glu-37----Gln double substitution were found to possess a coupled phenotype similar to that of the wild type.
  • (19) The epidemiological effectiveness of dipyridamol, an interferon-inducing agent used for the prevention of influenza and viral acute respiratory diseases, was tested in 4 epidemiological trials, 3 of them carried out as double blind trials.
  • (20) Neutral sucrose density sedimentation patterns indicate that neutron-induced double strand-breaks sometimes occur in clusters of more than 100 in the same phage and that the effeciency with which double strand-breaks form is about 50 times that of gamma-induced double strand-breaks.

Octave


Definition:

  • (n.) The eighth day after a church festival, the festival day being included; also, the week following a church festival.
  • (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.
  • (n.) The whole diatonic scale itself.
  • (n.) The first two stanzas of a sonnet, consisting of four verses each; a stanza of eight lines.
  • (n.) A small cask of wine, the eighth part of a pipe.
  • (a.) Consisting of eight; eight.

Example Sentences:

  • (1) In the postsynaptic layers, frequencies up to three octaves from the neurons' best frequency induced two-tone suppression that was sensitive to BIC.
  • (2) In V1, 68% of the neurones exhibited low-pass temporal tuning characteristics and 32% were very broadly tuned, with a mean temporal frequency full band width of 2.9 octaves.
  • (3) The torus also received bilateral input from the nucleus ventromedialis thalami, nucleus of lemniscus lateralis, nucleus medialis, anterior octaval nucleus, descending octaval nucleus, and the reticular formation.
  • (4) She grew up in St Louis, Missouri, more impressed as a young girl by Mariah Carey's multi-octaves and Lauryn Hill.
  • (5) Two component tones of each stimulus were approximately an octave apart.
  • (6) Average half-width (at half-height) of the spatial-frequency tuning curves constructed from the data was 1.4 octaves, and was not dependent upon the level of adaptation or the spatial frequency of the test grating.
  • (7) The limited data from diplacusis measurements and octave adjustments suggest that the exaggerated negative pitch shifts are the consequence of a large increase in pitch at low stimulus levels which "recruits" at higher levels.
  • (8) When comparing conventional octave audiometry and Békésy threshold tracing, the latter method is found to be more subtle in finding carriers of genes for recessive deafness.
  • (9) 4) There is a disproportionately large cortical surface representation of the highest-frequency octaves (basal cochlea) within AI.
  • (10) Bursts of one-third octave noise with center frequencies of 500, 1000, 2000, and 4000 Hz and durations of 15, 20, 50, 100, 200, and 300 msec were used as stimuli.
  • (11) The pars lateralis and rostral anterior octaval nucleus may be additional afferent sources.
  • (12) In Experiment 2, 2-point threshold-duration functions were compared for 4-kHz tones and octave-band noise bursts presented in backgrounds of quiet and continuous noise.
  • (13) Optimum filter bandwidth was found to be about 1.1 octaves.
  • (14) It was found that the neurons could respond well to single octaves of the spatial frequencies normally present in faces, that the most effective bands were 4-8, 8-16 and 16-32 cycles per face (cpf), and that the bands 2-4 and 32-64 cpf were partly effective.
  • (15) In the two experiments reported here, subjects performed repeated octave adjustments for pairs of simultaneous and successive tone bursts.
  • (16) One-third octave band frequency analysis of the weighted signals indicated that the dominant frequencies were usually 1.6 to 3.15 Hz, except when the vehicles were idling and higher frequencies predominated.
  • (17) Results varied by no more than one octave in 79 per cent of the cases.
  • (18) Speech and noise are both spectrally shaped according to the bisector line of the listener's dynamic-range of hearing, but with the noise in a single octave band (0.25-0.5 or 0.5-1 kHz) increased by 20 dB relative to this line.
  • (19) It is shown that phase-locking begins to decline at about 600 Hz and is no longer detectable above 3.5 kHz which is about 1 octave lower than in the cat, squirrel monkey and some birds.
  • (20) Chinchillas were exposed to an 86 dB SPL octave band of noise centered at 4.0 kHz for 3.5--5 days.