A word that has an opposite meaning to another word.
Jeer is the antonym of ovation.
by LRS November 16, 2004
A word that means the opposite of another word.
For example, "hot" is the antonym of "cold."
by Jafje September 11, 2007
Means the same as opposite. Antonym and opposite are both synonyms.
Dangerous and safe are both antynoms. Antonym!
by lalala12271 May 01, 2008