Great Trek, the great emigration of Boers from Cape Colony which began in 1836, and resulted in the founding of the South African Republic and Orange Free State.

TREKKER
Trek"ker, n. [D.]

Defn: One that treks. [Written also trecker.] [South Africa] James
Bryce.

TREKOMETER
Trek*om"e*ter, n. [Cf. Trechometer.] (Mil.)

Defn: A field range finger used in the British service.

TRELLIS Trel"lis, n. Etym: [OE. relis, F. treillis, fr. treille vine arbor, fr. L. tricla, triclea, triclia, a bower, arbor, summer house.]

Defn: A structure or frame of crossbarred work, or latticework, used for various purposes, as for screens or for supporting plants.

TRELLISED
Trel"lised, a.

Defn: Having a trellis or trellises.
Cottages trellised over with exotic plants. Jeffrey.

TREMANDO
Tre*man"do, a. Etym: [It.] (Mus.)