胚はい種しゅはいしゅMeanings1noungerm; embryonic seedbiologyBiology term referring to the germ or embryonic seed of an organism. Technical and not used in everyday conversation.胚はい種しゅは発はっ生せいの初しょ期き段だん階かいで重じゅう要ような役やく割わりを果はたす。The germ plays an important role in the early stages of development.