Lewis Short
(P. a.) : graecor, ātus, 1
* V. dep. n. [Graeci], to imitate the Greeks, live in the Greek manner: si Romana fatigat Militia assuetum Graecari,Hor. S. 2, 2, 11; cf.: congraecor, pergraecor.—Hence, * graecātus, a, um, , made or composed in the Greek manner: graecatior epistola,App. Mag. p.329.—Plur. as subst.: graecāti, ōrum, m., imitators of the Grecian mode of life, Tert. Pall. 4.
Charlton T. Lewis, Charles Short, A Latin Dictionary