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ACOUSTICS
acoustics
(noun) the study of the physical properties of sound
Source: WordNet® 3.1
Etymology
Noun
acoustics (uncountable)
See -ics regarding the treatment of such nouns as singular.
The physical quality of a space for conveying sound.
(physics) The science of sounds, teaching their nature, phenomena and laws.
Usage notes
• The science was previously divided by some writers into diacoustics, which explains the properties of sounds coming directly from (sic! Webster) the ear; and catacoustica, which treats of reflected sounds or echoes. This division is now obsolete.
Source: Wiktionary
A*cous"tics (#; 277), n. Etym: [Names of sciences in -ics, as, acoustics, mathematics, etc., are usually treated as singular. See - ics.] (Physics.)
Definition: 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.
ACOUSTIC
A*cous"tic (#; 277), a. Etym: [F. acoustique, Gr.
Definition: 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.
A*cous"tic, n.
Definition: A medicine or agent to assist hearing.
Source: Webster’s Unabridged Dictionary 1913 Edition
Recent Word Finds
Word of the Day
14 May 2025
TERNARY
(adjective) having three units or components or elements; “a ternary operation”; “a treble row of red beads”; “overcrowding made triple sessions necessary”; “triple time has three beats per measure”; “triplex windows”
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