General

A long spike, square in cross section, used in timber construction.

One of the stones, generally projecting, which form the sloping top of a gable built of masonry.

A special mill-mixed gypsum plaster containing barium salts; used to plaster walls of x-ray rooms.

The protective outer layer of a tree, composed of inner, conductive cells and outer corklike tissue.

A dwelling once used by certain Indian tribes in America; usually made of a framework of wood poles, lashed together,