Homograph

(n.) A word with the same spelling as another word, but a different meaning; as desert (abandon) and desert (arid region)

Thesaurus Entries

antipode, antipodes, antipole, antithesis, articulation, contra, converse, counter, counterbalance, countercheck, counterpoint, counterpoise, counterpole, counterterm, expression, foil, free form, homograph, homonym, homophone, inverse, lexeme, linguistic form, locution, logos, metonym, minimum free form, monosyllable, obverse, offset, opposite, opposite number, polysyllable, reverse, setoff, syllable, synonym, term, the contrary, the other side, usage, utterance, verbalism, verbum, vis-a-vis, vocable, word