The property of being echo-free or appearing without echoes on a sonographic image; a cyst filled with clear fluid appears a.. See transonic. SYN: echo-free. [G. an- priv. + echo + ic]

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an·echo·ic (an-ə-koґik) [an-1 + echo + -ic] 1. without echoes, as an anechoic chamber. 2. sonolucent.

Medical dictionary. 2011.

Look at other dictionaries:

  • anechoic — [an΄e kō′ik, an΄ikō′ik] adj. [ AN 1 + ECHOIC] free from echoes; completely absorbing sound or radar waves [an anechoic chamber] …   English World dictionary

  • anechoic — (adj.) 1948, in electronics, from AN (Cf. an ) (1) not + ECHOIC (Cf. echoic) …   Etymology dictionary

  • anechoic — adjective Date: 1946 free from echoes and reverberations < an anechoic chamber > …   New Collegiate Dictionary

  • anechoic — adjective lacking echos; that absorbs sound The basoonist settled into the anechoic chamber and prepared for another grueling recording session …   Wiktionary

  • anechoic — an•e•cho•ic [[t]ˌæn ɛˈkoʊ ɪk[/t]] adj. rtv having an unusually low degree of reverberation; echo free: an anechoic studio[/ex] • Etymology: 1945–50 …   From formal English to slang

  • anechoic — /ænɛˈkoʊɪk/ (say ane kohik) adjective free from echo and reverberation, as an anechoic chamber …   Australian English dictionary

  • anechoic — /an e koh ik/, adj. (of a recording chamber, television studio, or the like) characterized by an unusually low degree of reverberation; echo free. [1945 50; AN 1 + ECHOIC] * * * …   Universalium

  • anechoic — adj. neither having nor producing echoes …   English contemporary dictionary

  • anechoic — [ˌanɪ kəʊɪk] adjective technical free from echo; tending to absorb or deaden sound …   English new terms dictionary

  • anechoic — an·echo·ic …   English syllables

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