TRUSS n.
e of members of wood or metal, supported at two points, and arranged to transmit pressure vertically to those points, with the least possible strain across the length of any member. Architectural trusses when left visible, as in open timber roofs, often contain members not needed for construction, or are built with gre…
TURRET n.
adapted for an elevated position, as in the tower of a church. -- Turret head (Mach.), a vertical cylindrical revolving tool holder for bringing different tools into action successively in a machine, as in a lathe. -- Turret lathe, a turning lathe having a turret head. -- Turret ship, an ironclad war vessel, with lo…