adjective
- of or relating to grammar: grammatical analysis.
- conforming to standard usage: grammatical speech.
adjective
- of or relating to grammar
- (of a sentence) well formed; regarded as correct and acceptable by native speakers of the language
1520s, from Middle French grammatical and directly from Late Latin grammaticalis “of a scholar,” from grammaticus “pertaining to grammar” (see grammar). Related: Grammatically (c.1400).