JOINT n.
The means whereby the meeting surfaces of pieces in a structure are secured together. Coursing joint (Masonry), the mortar joint between two courses of bricks or stones. -- Fish joint, Miter joint, Universal joint, etc. See under Fish, Miter, etc. -- Joint bolt, a bolt for fastening two pieces, as of wood, one endwis…
KEY n. 3 definitions
A bar, pin or wedge, to secure a crank, pulley, coupling, etc., upon a shaft, and prevent relative turning; sometimes holding by friction alone, but more frequently by its resistance to shearing, being usually embedded partly in the shaft and partly in the crank, pulley, etc.
KNIGHT n.
h, and Companion. Knights of labor, a secret organization whose professed purpose is to secure and maintain the rights of workingmen as respects their relations to their employers. [U. S.] -- Knights of Pythias, a secret order, founded in Washington, d.C., in 1864, for social and charitable purposes. -- Knights of the…
LACTIC a.
Of or pertaining to milk; procured from sour milk or whey; as, lactic acid; lactic fermentation, etc. Lactic acid (Physiol. Chem.), a sirupy, colorless fluid, soluble in water, with an intensely sour taste and strong acid reaction. There are at least three isomeric modifications all having the formula C3H6O3. Sarcolact…