say it: gruh-MAT-uh-kuhl
grammatical is an adjective meaning "of or pertaining to grammar". It carries 2 recorded senses.
of or pertaining to grammar
“the grammatic structure of a sentence”
“grammatical rules”
“grammatical gender”
conforming to the rules of grammar or usage accepted by native speakers
“spoke in grammatical sentences”
Definitions, synonyms and semantic relations for grammatical come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.