Definitions

1. adjective

being or relating to a word or expression having the same pronunciation as another word or expression but differing in meaning

“The words ‘bass’ and ‘base’ are antonymous, as they are pronounced the same way but have different meanings.”

2. noun

a word or expression that is pronounced the same as another but has a different meaning

“The antonymous word for ‘flower’ is ‘flour’, which is also pronounced the same way but refers to a type of powder.”