2. That which retards; an obstacle; an obstruction.

Hills, sloughs, and other terrestrial retardations.

Sir W. Scott.

3. (Mus.) The keeping back of an approaching consonant chord by

prolonging one or more tones of a previous chord into the intermediate

chord which follows; -- differing from suspension by resolving upwards

instead of downwards.

4. The extent to which anything is retarded; the amount of retarding or

delay.

Retardation of the tide. (a) The lunitidal interval, or the hour angle

of the moon at the time of high tide any port; the interval between the

transit of the moon and the time of high tide next following. (b) The

age of the tide; the retard of the tide. See under Retard, n.

Re*tard"a*tive (?), a. [Cf. F. retardatif.] Tending, or serving, to

retard.

Re*tard"er (?), n. One who, or that which, retards.

Re*tard"ment (?), n. [Cf. F. retardement.] The act of retarding;

retardation. Cowley.

Retch (?), v. i. [imp. & p. p. Retched (?); p. pr. & vb. n. Retching.]

[AS. hr&?;can to clear the throat, hawk, fr. hraca throat; akin to G.

rachen, and perhaps to E. rack neck.] To make an effort to vomit; to

strain, as in vomiting. [Written also reach.]

Beloved Julia, hear me still beseeching! (Here he grew inarticulate

with retching.)

Byron.

Retch, v. t. & i. [See Reck.] To care for; to heed; to reck. [Obs.]

Chaucer.

Retch"less, a. Careless; reckless. [Obs.] Dryden.

--- Retch"less*ly, adv. -- Retch"less*ness, n. [Obs.]

||Re"te (?), n. [L., a net.] (Anat.) A net or network; a plexus;

||particularly, a network of blood vessels or nerves, or a part

||resembling a network.

Re*te"cious (?), a. [L. rete a net.] Resembling network; retiform.

Re*tec"tion (?), n. [L. retegere, retectum, to uncover; pref. re- +

tegere to cover.] Act of disclosing or uncovering something concealed.

[Obs.] Boyle.

Re*tell (?), v. t. To tell again.

Ret"ene (?), n. [Gr. &?;&?;&?; pine resin.] (Chem.) A white crystalline

hydrocarbon, polymeric with benzene. It is extracted from pine tar, and

is also found in certain fossil resins.

Re*tent" (?), n. [L. retentum, fr. retentus, p. p. See Retain.] That

which is retained. Hickok.

Re*ten"tion (?), n. [L. retentio: cf. F. rétention. See Retain.] 1. The

act of retaining, or the state of being ratined.

The Gutenberg Webster's Unabridged Dictionary: Section R · 第 817 / 1346 题