出典:Wiktionary
出典:『Wiktionary』 (2025/05/10 15:53 UTC 版)
From an- + echoic, from echo + -ic, from 中期英語 ecco, ekko, from Medieval Latin ecco, from Latin echo, from Ancient Greek ἠχώ (ēkhṓ), from ἠχή (ēkhḗ, “sound”).
anechoic (comparative more anechoic, superlative most anechoic)