D defs.my
Entry 1 sense Webster, 1913

Heteronym

· Het·er·o·nym · IPA /ˈhɛt.ə.ɹoʊ.nɪm/
01 n. That which is heteronymous; a thing having a different name or designation from some other thing; -- opposed to homonym.
  1. 1.
    That which is heteronymous; a thing having a different name or designation from some other thing; -- opposed to homonym.