2. Cultivation or gathering of clusters of grapes. [R.] Bp. Burnet.

Ra*ceme" (r*sm"; 277), n. [L. racemus a bunch of berries, a cluster of

grapes. See Raisin.] (Bot.) A flower cluster with an elongated axis and

many one-flowered lateral pedicels, as in the currant and chokecherry.

Compound raceme, one having the lower pedicels developed into secondary

racemes.

Ra*cemed" (r*smd"), a. (Bot.) Arranged in a raceme, or in racemes.

Ra*ce"mic (r*s"mk), a. [Cf. F. racémique. See Raceme.] (Chem.)

Pertaining to, or designating, an acid found in many kinds of grapes.

It is also obtained from tartaric acid, with which it is isomeric, and

from sugar, gum, etc., by oxidation. It is a sour white crystalline

substance, consisting of a combination of dextrorotatory and

levorotatory tartaric acids. Gregory.

Rac`e*mif"er*ous (rs`*mf"r*s), a. [L. racemifer bearing clusters;

racemus cluster + ferre to bear: cf. F. racémifère.] (Bot.) Bearing

racemes, as the currant.

Ra*cem"i*form (r*sm"*fôrm), a. Having the form of a raceme. Gray.

Rac"e*mose` (rs"*ms`), a. [L. racemosus full of clusters.] Resembling a

raceme; growing in the form of a raceme; as, (Bot.) racemose berries or

flowers; (Anat.) the racemose glands, in which the ducts are branched

and clustered like a raceme. Gray.

Rac"e*mous (rs"*ms or r*s"-; 277), a. [Cf. F. racémeux.] See Racemose.

Rac"e*mule (rs"*ml), n. (Bot.) A little raceme.

Ra*cem"u*lose` (r*sm"*ls`), a. (Bot.) Growing in very small racemes.

Ra"cer (r"sr), n. 1. One who, or that which, races, or contends in a

race; esp., a race horse.

And bade the nimblest racer seize the prize.

Pope.

The Gutenberg Webster's Unabridged Dictionary: Section R · 第 15 / 1346 题