Lewis Short
(adjective) : grammătĭcālis, e, grammatica
* Of or perlaining to grammar, grammatical: figurae,Sid. Ep. 7, 9: palaestra,id. Carm. 23, 212.—Adv.: grammătĭ-cālĭter, grammatically: declinare, Treb. XXX. Tyr. 10, § 5.
Charlton T. Lewis, Charles Short, A Latin Dictionary