Duck's-foot
(Duck's"-foot`) n. (Bot.) The May apple
Duckweed
(Duck"weed`) n. (Bot.) A genus (Lemna) of small plants, seen floating in great quantity on
the surface of stagnant pools fresh water, and supposed to furnish food for ducks; — called also duckmeat.
Duct
(Duct) n. [L. ductus a leading, conducting, conduit, fr. ducere, ductum, to lead. See Duke, and
cf. Douche.]
1. Any tube or canal by which a fluid or other substance is conducted or conveyed.
2. (Anat.) One of the vessels of an animal body by which the products of glandular secretion are conveyed
to their destination.
3. (Bot.) A large, elongated cell, either round or prismatic, usually found associated with woody fiber.
Ducts are classified, according to the character of the surface of their walls, or their structure, as annular,
spiral, scalariform, etc.
4. Guidance; direction. [Obs.] Hammond.
Ductible
(Duc"ti*ble) a. Capable of being drawn out [R.] Feltham.
Ductile
(Duc"tile) a. [L. ductilis, fr. ducere to lead: cf. F. ductile. See Duct.]
1. Easily led; tractable; complying; yielding to motives, persuasion, or instruction; as, a ductile people.
Addison.
Forms their ductile minds
To human virtues.
Philips. 2. Capable of being elongated or drawn out, as into wire or threads.
Gold . . . is the softest and most ductile of all metals.
Dryden. — Duc"tile*ly adv. — Duc"tile*ness, n.
Ductilimeter
(Duc`ti*lim"e*ter) n. [Ductile + -meter.] An instrument for accurately determining the ductility
of metals.
Ductility
(Duc*til"i*ty) n. [Cf. F. ductilité.]
1. The property of a metal which allows it to be drawn into wires or filaments.
2. Tractableness; pliableness. South.
Duction
(Duc"tion) n. [L. ductio, fr. ducere to lead.] Guidance. [Obs.] Feltham.
Ductless
(Duct"less) a. Having to duct or outlet; as, a ductless gland.
