Defn: A tester; a sixpence. [Obs.]

TESTONE
Tes*tone", n. Etym: [Cf. Pg. testao, tostao. See Testoon.]

Defn: A silver coin of Portugal, worth about sixpence sterling, or about eleven cents. Homans.

TESTOON
Tes*toon", n. Etym: [It. testone. See Tester a coin.]

Defn: An Italian silver coin. The testoon of Rome is worth 1s. 3d. sterling, or about thirty cents. Homans.

TESTUDINAL
Tes*tu"di*nal, a. Etym: [See Testudo.] (Zoöl.)

Defn: Of, pertaining to, or resembling, a tortoise.

TESTUDINARIOUS
Tes*tu`di*na"ri*ous, a. (Zoöl.)

Defn: Of or pertaining to the shell of a tortoise; resembling a tortoise shell; having the color or markings of a tortoise shell.

TESTUDINATA
Tes*tu`di*na"ta, n. pl. Etym: [Nl. See Testudo.] (Zoöl.)