Chemistry. of or relating to an atom other than carbon, particularly in a cyclic compound.
noun, plural het·er·os.
Informal. a heterosexual person.
Origin of hetero
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for heteros
Contemporary Examples of heteros
The company is launching a straight version this week (code name: Amicus) that will cater to heteros.Hit Gay iPhone App Goes Straight
September 7, 2011
noun, adjective plural -os
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