アカペラアカペラFreq.FrequencyTop 50,000Meanings1nouna cappellamusicMusic term for singing without instrumental accompaniment. Used as a noun or in compounds like アカペラグループ.from Italian彼かの女じょはアカペラで国こっ歌かを歌うたった。She sang the national anthem a cappella.大だい学がくのアカペラサークルに入はいった。I joined the university a cappella club.