'Misnomer' definitions:

Definition of 'misnomer'

From: WordNet
noun
An incorrect or unsuitable name

Definition of 'Misnomer'

From: GCIDE
  • Misnomer \Mis*no"mer\, n. [OF. pref. mes- amiss, wrong (L. minus less) + F. nommer to name, L. nominare, fr. nomen name. See Name.] The misnaming of a person in a legal instrument, as in a complaint or indictment; any misnaming of a person or thing; a wrong or inapplicable name or title. [1913 Webster]
  • Many of the changes, by a great misnomer, called parliamentary "reforms". --Burke. [1913 Webster]
  • The word "synonym" is fact a misnomer. --Whately. [1913 Webster]

Definition of 'Misnomer'

From: GCIDE
  • Misnomer \Mis*no"mer\, v. t. To misname. [R.] [1913 Webster]