Defn: Having two screw threads instead of one; — said of a screw in which the pitch is equal to twice the distance between the centers of adjacent threads.
DOUBLE-TONGUE
Dou"ble-tongue`, n.
Defn: Deceit; duplicity. Now cometh the sin of double-tongue, such as speak fair before folk and wickedly behind. Chaucer.
DOUBLE-TONGUED
Dou"ble-tongued`, a.
Defn: Making contrary declarations on the same subject; deceitful. Likewise must the deacons be grave, not double-tongued. 1 Tim. iii. 8.
DOUBLE-TONGUING
Dou"ble-tongu`ing, n. (Mus.)
Defn: A peculiar action of the tongue by flute players in articulating staccato notes; also, the rapid repetition of notes in cornet playing.
DOUBLETREE
Dou"ble*tree`, n.
Defn: The bar, or crosspiece, of a carriage, to which the singletrees are attached.
DOUBLETS
Doub"lets, n. pl.