isogonism

English

Etymology 1

From iso- +‎ gon- +‎ -ism.

Noun

isogonism (uncountable)

1. (zoology) The quality of having similar sexual zooids or gonophores and dissimilar hydrants; said of certain hydroids.

Etymology 2

From iso- +‎ -gon +‎ -ism.

Noun

isogonism (uncountable)

1. (crystallography) The property of certain substances of crystallizing in similar forms while differing in chemical composition.

   Synonym: plesiomorphism

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “isogonism”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)