This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Of or relating to grammar.

adj. Conforming to the rules of grammar: a grammatical sentence.

adj. Acceptable as a correct sentence or clause as determined by the rules and conventions of the grammar, or morpho-syntax of the language.

adj. Of or pertaining to grammar.

adj. Of or pertaining to grammar; of the nature of grammar.

adj. According to the rules of grammar; grammatically correct.

Of or pertaining to grammar: as, a grammatical rule, error, question, distinction, etc.

Conforming to or in accordance with the rules of grammar: as, a grammatical sentence.

adj. of or pertaining to grammar

adj. conforming to the rules of grammar or usage accepted by native speakers

"It also made a change on the "Diversity Initiatives" page - a two-letter correction of what it called a grammatical glitch, although others might see it as more of a Freudian slip."

ungrammatical   

grammatical accent   

grammaticality    grammaticalness    grammatical aspect    grammatical mood   

fanatical    mathematical    problematical    sabbatical    viatical   

mathematical    chronological    linguistic    statistical    metaphysical    physiological    geographical    syntactic    elementary    geometrical