grōmāticus (grūm-), a, um, adj. groma, of or belonging to field-surveying or castrametation. Adj.: disciplina, Cassiod. Varr. 3, 52.
— Subst.: grōmā-tica (grūm-), ae, f., the art of field-surveying or castrametation, Cassiod. Varr. 3, 52.
— grōmātici, ōrum, m., writers on field-surveying, Hyg. de Mun. Castr. ยง 12.