Part 565

Du"bi*ous*ness, n. State of being dubious.

Du"bi*ta*ble (?), a. [L. dubitabilis. Cf. Doubtable.] Liable to be doubted; uncertain. [R.] Dr. H. More. -- Du"bi*ta*bly, adv. [R.]

Du"bi*tan*cy (?), n. [LL. dubitantia.] Doubt; uncertainty. [R.] Hammond.

Du"bi*tate (?), v. i. [L. dubitatus, p. p. of dubitare. See Doubt.] To doubt. [R.]

If he . . . were to loiter dubitating, and not come.

Carlyle.

Du`bi*ta"tion (?), n. [L. dubitatio.] Act of doubting; doubt. [R.] Sir T. Scott.

Du"bi*ta*tive (?), a. [L. dubitativus: cf. F. dubitatif.] Tending to doubt; doubtful. [R.] -- Du"bi*ta*tive*ly, adv. [R.] . Eliot.

||Du*bois"i*a (?), n. [NL.] (Med.) Same as Duboisine.

Du*bois"ine (?), n. (Med.) An alkaloid obtained from the leaves of an Australian tree (Duboisia myoporoides), and regarded as identical with hyoscyamine. It produces dilation of the pupil of the eye.

Du"cal (?), a. [F. ducal. See Duke.] Of or pertaining to a duke.

His ducal cap was to be exchanged for a kingly crown.

Motley.

Du"cal*ly, adv. In the manner of a duke, or in a manner becoming the rank of a duke.

Duc"at (?), n. [F. ducat, It. ducato, LL. ducatus, fr. dux leader or commander. See Duke.] A coin, either of gold or silver, of several countries in Europe; originally, one struck in the dominions of a duke.

The gold ducat is generally of the value of nine shillings and four pence sterling, or somewhat more that two dollars. The silver ducat is of about half this value.

Duc`a*toon" (?), n. [F. or Sp. ducaton, fr. ducat.] A silver coin of several countries of Europe, and of different values.

||Du"ces te"cum (?). [L., bring with thee.] A judicial process commanding a person to appear in court and bring with him some piece of evidence or other thing to be produced to the court.

Duch"ess (?), n. [F. duchesse, fr. duc duke.] The wife or widow of a duke; also, a lady who has the sovereignty of a duchy in her own right.

||Du`chesse" d'An`gou`lême" (?). [F.] (Bot.) A variety of pear of large size and excellent flavor.

Duch"y (dch"), n.; pl. Duchies (#). [F. duché, OF. duchée, (assumed) LL. ducitas, fr. L. dux. See Duke.] The territory or dominions of a duke; a dukedom.

Duck (dk), n. [Cf. Dan. dukke, Sw. docka, OHG. doccha, G. docke. Cf. Doxy.] A pet; a darling. Shak.

Duck, n. [D. doek cloth, canvas, or Icel. dkr cloth; akin to OHG. tuoh, G. tuch, Sw. duk, Dan. dug.] 1. A linen (or sometimes cotton) fabric, finer and lighter than canvas, -- used for the lighter sails of vessels, the sacking of beds, and sometimes for men's clothing.

2. (Naut.) pl. The light clothes worn by sailors in hot climates. [Colloq.]

Duck, v. t. [imp. & p. p. Ducked (?); p. pr. & vb. n. Ducking.] [OE. duken, douken, to dive; akin to D. duiken, OHG. t&?;hhan, MHG. tucken, tücken, t&?;chen, G. tuchen. Cf. 5th Duck.] 1. To thrust or plunge under water or other liquid and suddenly withdraw.

Adams, after ducking the squire twice or thrice, leaped out of the tub.

Fielding.

2. To plunge the head of under water, immediately withdrawing it; as, duck the boy.