symmetria
From LSJ
ἢ λέγε τι σιγῆς κρεῖττον ἢ σιγὴν ἔχε → either say something better than silence or keep silence (Menander)
Latin > English (Lewis & Short)
symmē̆trĭa: ae, f., = συμμετρία,>
I proportion, symmetry (cf. congruentia), Vitr. 1, 2; Plin. 34, 8, 19, §§ 58 and 65; 35, 10, 36, § 67.—Plur., Vitr. 1, 3 fin.>
Latin > French (Gaffiot 2016)
symmĕtrĭa, æ, f. (συμμετρία), symétrie : Vitr. Arch. 1, 3 ; Plin. 34, 58.