Part 188

Syn. -- Substitute; representative; legate; delegate; envoy; agent; factor.

De*quan"ti*tate (?), v. t. [L. de- + quantitas, -atis. See Quantity.] To diminish the quantity of; to disquantity. [Obs.] Sir T. Browne.

De*rac"i*nate (d*rs"*nt), v. t. [imp. & p. p. Deracinated (-n`td); p. pr. & vb. n. Deracinating (n`tng).] [F. déraciner; pref. dé- (L. dis) + racine root, fr. an assumed LL. radicina, fr. L. radix, radicis, root.] To pluck up by the roots; to extirpate. [R.]

While that the colter rusts That should deracinate such savagery.

Shak.

De*rac`i*na"tion (?), n. The act of pulling up by the roots; eradication. [R.]

{ De*raign", De*rain" } (?), v. t. [See Darraign.] (Old Law) To prove or to refute by proof; to clear (one's self). [Obs.]

{ De*raign"ment, De*rain"ment } (?), n. [See Darraign.] 1. The act of deraigning. [Obs.]

2. The renunciation of religious or monastic vows. [Obs.] Blount.

De*rail" (?), v. t. [imp. & p. p. Derailed (?); p. pr. & vb. n. Derailing.] To cause to run off from the rails of a railroad, as a locomotive. Lardner.

De*rail"ment (?), n. The act of going off, or the state of being off, the rails of a railroad.

De*range" (?), v. t. [imp. & p. p. Deranged (?); p. pr. & vb. n. Deranging.] [F. déranger; pref. dé- = dés- (L. dis) + ranger to range. See Range, and cf. Disarrange, Disrank.] 1. To put out of place, order, or rank; to disturb the proper arrangement or order of; to throw into disorder, confusion, or embarrassment; to disorder; to disarrange; as, to derange the plans of a commander, or the affairs of a nation.

2. To disturb in action or function, as a part or organ, or the whole of a machine or organism.

A sudden fall deranges some of our internal parts.

Blair.

3. To disturb in the orderly or normal action of the intellect; to render insane.

Syn. -- To disorder; disarrange; displace; unsettle; disturb; confuse; discompose; ruffle; disconcert.

De*ranged" (?), a. Disordered; especially, disordered in mind; crazy; insane.

The story of a poor deranged parish lad.

Lamb.

De*range"ment (?), n. [Cf. F. dérangement.] The act of deranging or putting out of order, or the state of being deranged; disarrangement; disorder; confusion; especially, mental disorder; insanity.

Syn. -- Disorder; confusion; embarrassment; irregularity; disturbance; insanity; lunacy; madness; delirium; mania. See Insanity.

De*ran"ger (?), n. One who deranges.

De*ray" (?), n. [OF. derroi, desroi, desrei; pref. des- (L. dis-) + roi, rei, rai, order. See Array.] Disorder; merriment. [Obs.]

||Der"bi*o (?), n. (Zoöl.) A large European food fish (Lichia glauca).

Der"by (?; usually ? in Eng.; 85), n. 1. A race for three-old horses, run annually at Epsom (near London), for the Derby stakes. It was instituted by the 12th Earl of Derby, in 1780.

Derby Day, the day of the annual race for the Derby stakes, -- Wednesday of the week before Whitsuntide.

2. A stiff felt hat with a dome-shaped crown.