Main Entry: iso·mor·phism

Pronunciation: \ˌī-sə-ˈmȯr-ˌfi-zəm\

Function: noun

Etymology: International Scientific Vocabulary

Date: circa 1828

1 : the quality or state of being isomorphic: as a : similarity in organisms of different ancestry resulting from convergence b : similarity of crystalline form between chemical compounds
2 : a one-to-one correspondence between two mathematical sets; especially : a homomorphism that is one-to-one — compare endomorphism