T / testu
noun

testu

gen. i · gender neuter · decl. 2nd
or , testa
a vessel; lid
a vessel or lid which was placed over food, etc., to be cooked, and then covered with hot coals, usually of earthenware.
in foco caldo sub testu coquito leniter, Cato, R. R. 75: sub testu, id. ib. 74;… literal
Lit.: in foco caldo sub testu coquito leniter, Cato, R. R. 75: sub testu, id. ib. 74; cf.: et fumant testu pressus uterque suo, Ov. F. 5, 510: fimo ovium sub testo calefacto, Plin. 30, 13, 39, § 114: unguito focum, ubi coquas, colfacito bene et testum, Cato, R. R. 76, 2.—Abl. testo, Cato, R. R. 76, 4; 84, 2; Verg. M. 51.— Afterwards of metal: ranarum corda sub aereo testo discoxere, Plin. 32, 7, 26, § 81.—
an earthen vessel; earthen pot by extension
Transf., an earthen vessel, earthen pot: ara fit: huc ignem curto fert rustica testu, Ov. F. 2, 645; Petr. 136; Mumm. and Afran. ap. Charis. p. 118 P.