endomorphism

[ en-doh-mawr-fiz-uh m, -duh- ]
/ ˌɛn doʊˈmɔr fɪz əm, -də- /

noun

Petrology. a change brought about within the mass of an intrusive igneous rock.
Mathematics. a homomorphism of a set into itself.

Origin of endomorphism

First recorded in 1950–55; endomorph(ic) + -ism

British Dictionary definitions for endomorphism

endomorphism
/ (ˌɛndəʊˈmɔːˌfɪzəm) /

noun

geology changes in a cooling body of igneous rock brought about by assimilation of fragments of, or chemical reaction with, the surrounding country rock