蛋たん白ぱく石せきMeaningsNoun1. opalKanji used蛋protein白white石stonePitch accentたんぱくせきたんぱくせきComposed of蛋たん白ぱくprotein; egg white; albumen; albuminNoun石せきcounter for jewels in a watch; counter for transistors, diodes, etc. in an electronic productCounter