homonym
US
UK homonym n: (same word, different meaning)
SC 同形同音异义词 tóng xíng tóng yīn yì yí cí
Homonyms can be used in puns and wordplay.
homonym n: (biology: identical name) (生物)
SC 异物同名
TC 異物同名
TC 異物同名
In taxonomy the newer homonym is considered invalid.