English word grammatical comes from Latin grammatica (Grammar, philology Grammar, philology.), Latin grammaticus
| Dictionary entry | Language | Definition |
|---|---|---|
| grammatica | Latin (lat) | Grammar, philology Grammar, philology. |
| grammaticus | Latin (lat) | A grammarian, philologist. A secondary school teacher Of or pertaining to grammar; grammatical. |
| grammaticalis | Latin (lat) | Grammatical; of or pertaining to grammar. |
| grammatical | Middle French (frm) | |
| grammatical | English (eng) | (linguistics) Acceptable as a correct sentence or clause as determined by the rules and conventions of the grammar, or morpho-syntax of the language.. Of or pertaining to grammar. |