[het-uh-roh] /ˈhɛt əˌroʊ/

Chemistry. of or relating to an atom other than carbon, particularly in a cyclic compound.
Informal. .
noun, plural heteros.
Informal. a person.
a combining form meaning “different,” “other,” used in the formation of compound words:
noun, adjective (pl) -os
short for heterosexual
combining form
other, another, or different: heterodyne, heterophony, heterosexual Compare homo-

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- or heter-
Other; different: heterocellular.
A prefix that means “different” or “other,” as in heterophyllous, having different kinds of leaves.


Heterosexual (1933+)


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