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nongrammatical

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adjective non·gram·mat·i·cal \ ˌnän-grə-ˈma-ti-kəl \

Definition of nongrammatical

:not grammatical
a :not of or relating to grammar
  • the nongrammatical features of language
b :not following rules of grammar :ungrammatical
  • a nongrammatical sentence

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First Known Use of nongrammatical

1888

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