TREE n.
ly live in trees. -- Tree nymph, a wood nymph. See Dryad. -- Tree of a saddle, a saddle frame. -- Tree of heaven (Bot.), an ornamental tree (Ailantus glandulosus) having long, handsome pinnate leaves, and greenish flowers of a disagreeable odor. -- Tree of life (Bot.), a tree of the genus Thuja; arbor vitæ. -- Tre…
TRESTLE n. 2 definitions
A movable frame or support for anything, as scaffolding, consisting of three or four legs secured to a top piece, and forming a sort of stool or horse, used by carpenters, masons, and other workmen; also, a kind of framework of strong posts or piles, and crossbeams, for supporting a bridge, the track of a railway, or t…
TRIPOD n.
A three-legged frame or stand, usually jointed at top, for supporting a theodolite, compass, telescope, camera, or other instrument. Tripod of life, or Vital tripod (Physiol.), the three organs, the heart, lungs, and brain; -- so called because their united action is necessary to the maintenance of life.…
TYMPAN n.
A frame covered with parchment or cloth, on which the blank sheets are put, in order to be laid on the form to be impressed. Tympan sheet (Print.), a sheet of paper of the same size as that to be printed, pasted on the tympan, and serving as a guide in laying the sheets evenly for printing. W. Savage.…