2. (Elec.) An instrument for augmenting a very small quantity of electricity, so as to render it manifest
by sparks or the electroscope.
Double-ripper
(Dou"ble-rip"per) n. A kind of coasting sled, made of two sleds fastened together with a
board, one before the other. [Local, U. S.]
Double-shade
(Dou"ble-shade`) v. t. To double the natural darkness of Milton.
Doublet
(Doub"let) n. [In sense 3, OF. doublet; in sense 4, F. doublet, dim. of double double. See
Double, a.]
1. Two of the same kind; a pair; a couple.
2. (Print.) A word or words unintentionally doubled or set up a second time.
3. A close-fitting garment for men, covering the body from the neck to the waist or a little below. It was
worn in Western Europe from the 15th to the 17th century.
4. (Lapidary Work) A counterfeit gem, composed of two pieces of crystal, with a color them, and thus
giving the appearance of a naturally colored gem. Also, a piece of paste or glass covered by a veneer
of real stone.
5. (Opt.) An arrangement of two lenses for a microscope, designed to correct spherical aberration and
chromatic dispersion, thus rendering the image of an object more clear and distinct. W. H. Wollaston.
6. pl. (See No. 1.) Two dice, each of which, when thrown, has the same number of spots on the face
lying uppermost; as, to throw doublets.
7. pl. [Cf. Pr. doblier, dobler draughtboard.] A game somewhat like backgammon. Halliwell.
8. One of two or more words in the same language derived by different courses from the same original
from; as, crypt and grot are doublets; also, guard and ward; yard and garden; abridge and abbreviate,
etc.
Doublethreaded
(Dou"ble*thread`ed) a.
1. Consisting of two threads twisted together; using two threads.
2. (Mech.) 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. 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. 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.) 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. The bar, or crosspiece, of a carriage, to which the singletrees are attached.
Doublets
(Doub"lets) n. pl. See Doublet, 6 and 7.
Doubling
(Dou"bling) n.
