hetero-

1.
a combining form meaning “different,” “other,” used in the formation of compound words:
heterocyclic.
Also, especially before a vowel, heter-.
Origin
combining form of Greek héteros the other of two, other, different
British Dictionary definitions for hetero-

hetero-

combining form
1.
other, another, or different: heterodyne, heterophony, heterosexual Compare homo-
Word Origin
from Greek heteros other
Word Origin and History for hetero-

word-forming element meaning "other, different," from comb. form of Greek heteros "the other (of two), another, different;" first element meaning "one, at one, together," from PIE *sem- "one;" the second cognate with the second element in Latin al-ter, Gothic an-þar, Old English o-ðer "other."

hetero- in Medicine

hetero- or heter-
pref.
Other; different: heterocellular.

hetero- in Science
hetero-  
A prefix that means "different" or "other," as in heterophyllous, having different kinds of leaves.