acou-
combining form 
or acouo-
Etymology: French acou-, from Greek akouein to hear — more at hear 
 : hearing : listening 
< acoumeter >
< acouophonia >
or acouo-
< acoumeter >
< acouophonia >
| 词汇 | acou- | 
| 词根词缀 | Webster acou- or acouo- < acoumeter > < acouophonia > | 
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