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Acoustic
Acoustic A*cous"tic, n.
A medicine or agent to assist hearing.
AcousticAcoustic A*cous"tic (#; 277), a. [F. acoustique, Gr. ?
relating to hearing, fr. ? to hear.]
Pertaining to the sense of hearing, the organs of hearing, or
the science of sounds; auditory.
Acoustic duct, the auditory duct, or external passage of
the ear.
Acoustic telegraph, a telegraph making audible signals; a
telephone.
Acoustic vessels, brazen tubes or vessels, shaped like a
bell, used in ancient theaters to propel the voices of the
actors, so as to render them audible to a great distance. Acoustic ductAcoustic A*cous"tic (#; 277), a. [F. acoustique, Gr. ?
relating to hearing, fr. ? to hear.]
Pertaining to the sense of hearing, the organs of hearing, or
the science of sounds; auditory.
Acoustic duct, the auditory duct, or external passage of
the ear.
Acoustic telegraph, a telegraph making audible signals; a
telephone.
Acoustic vessels, brazen tubes or vessels, shaped like a
bell, used in ancient theaters to propel the voices of the
actors, so as to render them audible to a great distance. acoustic figuresSonorous So*no"rous, a. [L. sonorus, fr. sonor, -oris, a
sound, akin to sonus a sound. See Sound.]
1. Giving sound when struck; resonant; as, sonorous metals.
2. Loud-sounding; giving a clear or loud sound; as, a
sonorous voice.
3. Yielding sound; characterized by sound; vocal; sonant; as,
the vowels are sonorous.
4. Impressive in sound; high-sounding.
The Italian opera, amidst all the meanness and
familiarty of the thoughts, has something beautiful
and sonorous in the expression. --Addison.
There is nothing of the artificial Johnsonian
balance in his style. It is as often marked by a
pregnant brevity as by a sonorous amplitude. --E.
Everett.
5. (Med.) Sonant; vibrant; hence, of sounds produced in a
cavity, deep-toned; as, sonorous rhonchi.
Sonorous figures (Physics), figures formed by the
vibrations of a substance capable of emitting a musical
tone, as when the bow of a violin is drawn along the edge
of a piece of glass or metal on which sand is strewed, and
the sand arranges itself in figures according to the
musical tone. Called also acoustic figures.
Sonorous tumor (Med.), a tumor which emits a clear,
resonant sound on percussion. -- So*no"rous*ly, adv. --
So*no"rous*ness, n. Acoustic telegraphAcoustic A*cous"tic (#; 277), a. [F. acoustique, Gr. ?
relating to hearing, fr. ? to hear.]
Pertaining to the sense of hearing, the organs of hearing, or
the science of sounds; auditory.
Acoustic duct, the auditory duct, or external passage of
the ear.
Acoustic telegraph, a telegraph making audible signals; a
telephone.
Acoustic vessels, brazen tubes or vessels, shaped like a
bell, used in ancient theaters to propel the voices of the
actors, so as to render them audible to a great distance. Acoustic vesselsVessel Ves"sel, n. [OF. vessel, veissel, vaissel, vaissiel, F.
vascellum, dim. of vasculum, dim. of vas a vessel. Cf.
Vascular, Vase.]
1. A hollow or concave utensil for holding anything; a hollow
receptacle of any kind, as a hogshead, a barrel, a firkin,
a bottle, a kettle, a cup, a bowl, etc.
[They drank] out of these noble vessels. --Chaucer.
2. A general name for any hollow structure made to float upon
the water for purposes of navigation; especially, one that
is larger than a common rowboat; as, a war vessel; a
passenger vessel.
[He] began to build a vessel of huge bulk. --Milton.
3. Fig.: A person regarded as receiving or containing
something; esp. (Script.), one into whom something is
conceived as poured, or in whom something is stored for
use; as, vessels of wrath or mercy.
He is a chosen vessel unto me. --Acts ix. 15.
[The serpent] fit vessel, fittest imp of fraud, in
whom To enter. --Milton.
4. (Anat.) Any tube or canal in which the blood or other
fluids are contained, secreted, or circulated, as the
arteries, veins, lymphatics, etc.
5. (Bot.) A continuous tube formed from superposed large
cylindrical or prismatic cells (trache[ae]), which have
lost their intervening partitions, and are usually marked
with dots, pits, rings, or spirals by internal deposition
of secondary membranes; a duct.
Acoustic vessels. See under Acoustic.
Weaker vessel, a woman; -- now applied humorously. ``Giving
honor unto the wife, as unto the weaker vessel.' --1
Peter iii. 7. ``You are the weaker vessel.' --Shak. Acoustic vesselsAcoustic A*cous"tic (#; 277), a. [F. acoustique, Gr. ?
relating to hearing, fr. ? to hear.]
Pertaining to the sense of hearing, the organs of hearing, or
the science of sounds; auditory.
Acoustic duct, the auditory duct, or external passage of
the ear.
Acoustic telegraph, a telegraph making audible signals; a
telephone.
Acoustic vessels, brazen tubes or vessels, shaped like a
bell, used in ancient theaters to propel the voices of the
actors, so as to render them audible to a great distance. Acoustical
Acoustical A*cous"tic*al, a.
Of or pertaining to acoustics.
Acoustically
Acoustically A*cous"tic*al*ly, adv.
In relation to sound or to hearing. --Tyndall.
Acoustician
Acoustician Ac`ous*ti"cian, n.
One versed in acoustics. --Tyndall.
AcousticsAcoustics A*cous"tics (#; 277), n. [Names of sciences in -ics,
as, acoustics, mathematics, etc., are usually treated as
singular. See -ics.] (Physics.)
The science of sounds, teaching their nature, phenomena, and
laws.
Acoustics, then, or the science of sound, is a very
considerable branch of physics. --Sir J.
Herschel.
Note: The science is, by some writers, divided, into
diacoustics, which explains the properties of sounds
coming directly from the ear; and catacoustica, which
treats of reflected sounds or echoes. CatacousticCatacoustic Cat`a*cous"tic, n. [Pref. cata + acoustics: cf. F.
caraconstique.] (Physics)
That part of acoustics which treats of reflected sounds or
echoes See Acoustics. --Hutton. Diacoustic
Diacoustic Di`a*cous"tic, a. [Pref. di- + acoustic.]
Pertaining to the science or doctrine of refracted sounds.
DiacousticsDiacoustics Di`a*cous"tics, n. [Cf. F. diacoustique.]
That branch of natural philosophy which treats of the
properties of sound as affected by passing through different
mediums; -- called also diaphonics. See the Note under
Acoustics. MicracousticMicracoustic Mi`cra*cous"tic, a.
Same as Microustic. Microcoustic
Microcoustic Mi`cro*cous"tic, a. [Micro- + acoustic: cf. F.
microcoustique, micracoustique.]
Pertaining, or suited, to the audition of small sounds;
fitted to assist hearing.
Microcoustic
Microcoustic Mi`cro*cous"tic, n.
An instrument for making faint sounds audible, as to a
partially deaf person.
Otacoustic
Otacoustic Ot`a*cous"tic, a. [Oto- + acoustic: cf. F.
otacoustique.]
Assisting the sense of hearing; as, an otacoustic instrument.
Otacoustic
Otacoustic Ot`a*cous"tic, Otacousticon Ot`a*cous"ti*con, n.
An instrument to facilitate hearing, as an ear trumpet.
Otacousticon
Otacoustic Ot`a*cous"tic, Otacousticon Ot`a*cous"ti*con, n.
An instrument to facilitate hearing, as an ear trumpet.
Polyacoustic
Polyacoustic Pol`y*a*cous"tic, a. [Poly- + acoustic: cf. F.
polyacoustique.]
Multiplying or magnifying sound. -- n. A polyacoustic
instrument.
Polyacoustics
Polyacoustics Pol`y*a*cous"tics, n.
The art of multiplying or magnifying sounds.
Meaning of Coust from wikipedia
