発はっ声せい学がくMeaningsNoun1. vocologyKanji used発let out声voice学studyComposed of発はっ声せいutterance; speaking; vocalization; vocalisation; leading a group of people (in cheering, singing, etc.)Noun学がくlearning; scholarship; study; erudition; knowledge; education; study of ...; -ology; -icsNoun