I.a honey-comb.
I. Prop.: “favus est, quem fingunt (apes) multicavatum e cera, cum singula cava sena latera habeant,” Varr. R. R. 3, 16, 24; Cic. Off. 1, 44, 157; Col. 11, 2, 57; Verg. G. 1, 344; 4, 161; Ov. M. 8, 678; id. F. 4, 152: “mellis,” Vulg. 1 Reg. 14, 27 et saep.—Prov.: “Crescere tamquam favum,” i. e. imperceptibly, Petr. 43 and 76.—
II. Transf., a hexagonal stone in a pavement, Vitr. 7, 1.