'Isogonism' definitions:
Definition of 'Isogonism'
From: GCIDE
- Isogonism \I*sog"o*nism\, n. [Iso- + Gr. ? offspring, generative parts.] (Zool.) The quality of having similar sexual zooids or gonophores and dissimilar hydrants; -- said of certain hydroids. [1913 Webster]