: a word of opposite meaning The usual antonym of good is bad.

Does antonym mean opposite or the same?

An antonym is a word that has the opposite meaning of another word. ... The opposite of antonym is synonym, which is a word that has the same meaning as another word. For example, a synonym of the word fast would be quick—both describe something that moves with speed.

What does antonym mean?

An antonym is a word that means the opposite of another word. For instance, the antonym of 'hot' may be 'cold. ' The root words for the word 'antonym' are the words 'anti,' meaning 'against' or 'opposite,' and 'onym,' meaning 'name. ' ... Synonyms and antonyms are exactly the opposite.