A term used in category theory to mean a general morphism. The term derives from the Greek 
(omo) "alike" and 
(morphosis), "to
form" or "to shape." The similarity in meaning and form of the words
"homomorphism" and "homeomorphism"
is unfortunate and a common source of confusion.
Homomorphism
See also
Group Homomorphism, Homeomorphism, Morphism, Ring HomomorphismExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Homomorphism." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Homomorphism.html