I. | ̷ ̷ ̷ ̷| ̷ ̷ˌfizəm noun
( -s )
Etymology: International Scientific Vocabulary is- + -morphism; probably originally formed as German isomorphismus
1. : the quality or state of being isomorphic: as
a. : similarity in organisms of different ancestry resulting from convergence
b.
(1) : similarity of crystalline form and structure between substances of similar compositions (as between sulfates of barium BaSO 4 and of strontium SrSO 4 ) — sometimes used only of substances that are so closely similar that they can form a more or less continuous series of solid solutions; compare heteromorphism 2
(2) : homeomorphism 1
2. : a hypothetical identity of psychological manifestation and brain process
II. noun
( -s )
: a one-to-one correspondence between two mathematical sets ; especially : a homomorphism that is one-to-one — compare endomorphism herein