Tibia Obliqua, R. A flute having the mouthpiece at right angles to the tube.

Tibia Sinistra, R. The left-hand pipe of the diaulos, usually constructed of the lower and broader part of a reed.

Tibia Utricolarius, R. The ancient bagpipe.

Tibia Vasca, R. A flute having the mouthpiece at a right angle.

Tibiæ Pares, R. A name for the double flute when the tubes were exactly alike, impares when they differed.

Tie-beam, Arch. The strong horizontal on which the king-post and other uprights rest, which support the beams of a roof.

Tierce, Per Tierce, Her. Divided into three equal parts.

Tig, O. E. A shallow drinking-bowl with four handles, made to pass round the table from hand to hand as a loving cup.

Tiger-wood, obtained from Guiana, is a valuable ornamental wood for cabinet-work.

Tignum, R. In a general sense wood used in carpentry, a beam or joist; in a more restricted sense, a tie-beam, rafters, brackets, &c.