- a combining form meaning “yoke,” “yoked,” “yoke-shaped,” used in the formation of compound words: zygomorphic.
Also especially before a vowel, zyg-.
Origin of zygo-
combining form of Greek zygón yoke1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
before a vowel zyg-
- indicating a pair or a unionzygodactyl; zygospore
from Greek zugon yoke
- Yoke; pair:zygodactyly.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.