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Grammatical vs Undefined - What's the difference?

grammatical | undefined |

As adjectives the difference between grammatical and undefined

is that grammatical is (linguistics) acceptable as a correct sentence or clause as determined by the rules and conventions of the grammar, or morpho-syntax of the language while undefined is lacking a definition or value.

grammatical

English

Adjective

(en adjective)
  • (linguistics) Acceptable as a correct sentence or clause as determined by the rules and conventions of the grammar, or morpho-syntax of the language.
    • Your writing is not grammatical enough for publication.
  • Of or pertaining to grammar.
    • My friend used a grammatical textbook to support her argument.

    Antonyms

    * (acceptable) ungrammatical

    Derived terms

    * grammatical aspect * grammaticality * grammatical mood * grammaticalness

    undefined

    English

    Adjective

    (wikipedia undefined) (-)
  • Lacking a definition or value.
  • (mathematics, computing) That does not have a meaning and is thus not assigned an interpretation.
    • The result of division by zero is undefined .

    Antonyms

    * defined