a combining form meaning “different,” “other,” used in the formation of compound words: heterocyclic.
Words nearby hetero-
Also especially before a vowel, heter-.
Origin of hetero-
combining form of Greek héteros the other of two, other, different
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for hetero-
other, another, or differentheterodyne; heterophony; heterosexual Compare homo-
Word Origin for hetero-
from Greek heteros other
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for hetero-
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for hetero-
A prefix that means different or other, as in heterophyllous, having different kinds of leaves.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.