TERZA RIMA
Ter"za ri"ma. Etym: [It., a third or triple rhyme.]

Defn: A peculiar and complicated system of versification, borrowed by the early Italian poets from the Troubadours.

TERZETTO
Ter*zet"to, n. Etym: [It., dim. of terzo the third, L. tertius. See
Tierce.] (Mus.)

Defn: A composition in three voice parts; a vocal (rarely an instrumental) trio.

TESLA COIL; TESLA TRANSFORMER Tes"la coil, Tes"la trans*form"er. [After N. Tesla, American electrician.] (Elec.)

Defn: A transformer without iron, for high frequency alternating or oscillating currents; an oscillation transformer.

TESSELAR Tes"sel*ar, a. Etym: [L. tessella a small square piece, a little cube, dim. of tessera a square piece of stone, wood, etc., a die.]

Defn: Formed of tesseræ, as a mosaic.

TESSELLATA
Tes`sel*la"ta, n. pl. Etym: [NL. See Tessellate.] (Zoöl.)

Defn: A division of Crinoidea including numerous fossil species in which the body is covered with tessellated plates.