聴ちょう覚かく系けいMeaningsNoun1. acoustic system; auditory system; hearing systemKanji used聴actively listen覚awareness系lineageComposed of聴ちょう覚かく(sense of) hearing; auditory perceptionNoun系けいsystem; lineage; group; corollary; system (range of strata that correspond to a particular time period); (taxonomical) seriesNoun