ちょうがい 蝶貝 LinksSentence search for 蝶貝Sentence search for ちょうがいKanji details for 蝶 and 貝Edit in JMdict Noun1. silver-lipped pearl oyster (Pinctada maxima); golden-lipped pearl oyster; white-lipped pearl oysterSee also 白蝶貝 Discussions Log in to talk about this word.