noun
: a substance originally isolated from pulpwood of the balsam fir that is a selectively effective insecticide with activity like that of juvenile hormone — called also juvabione
noun
: a substance originally isolated from pulpwood of the balsam fir that is a selectively effective insecticide with activity like that of juvenile hormone — called also juvabione
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012