*roup*

n. Arrangement in a group or in groups; grouping. [ 1913 Webster ]

n. See Aggroupment. [ 1913 Webster ]

n. (Chem.) a monovalent organic radical (written -COOH, -CO2H or -CO.OH) whose presence confers acidic properties on the compound containing it; -- called also carboxylic group. Monocarboxylic acids (such as acetic acid or butyric acid) have one carboxyl group, dicarboxylic acids (such as oxalic acid or malonic acid) have two, tricarboxylic acids (such as citric acid) have three. It is weakly acidic, the pKa of acetic acid being 4.75. [ PJC ]

(Geol.) A subdivision of the cretaceous formation of western North America, especially developed in Colorado and the upper Missouri region. [ 1913 Webster ]

. [ From Congo red. ] A group of artificial dyes with an affinity for vegetable fibers, so that no mordant is required. Most of them are azo compounds derived from benzidine or tolidine. Called also
benzidine dyes. [ Webster 1913 Suppl. ]

n. [ F. croupe hind quarters, croup, rump, of German or Icel. origin; cf. Icel. kryppa hump; akin to Icel. kroppr. Cf. Crop. ] The hinder part or buttocks of certain quadrupeds, especially of a horse; hence, the place behind the saddle. [ 1913 Webster ]

So light to the croup the fair lady he swung,
So light to the saddle before her he sprung. Sir W. Scott. [ 1913 Webster ]

n. [ Scot. croup, cf. croup, crowp, to croak, to cry or speak with a hoarse voice; cf. also LG. kropp, G. kropf, the crop or craw of a bird, and tumor on the anterior part of the neck, a wen, etc. Cf. Crop. ] (Med.) An inflammatory affection of the larynx or trachea, accompanied by a hoarse, ringing cough and stridulous, difficult breathing; esp., such an affection when associated with the development of a false membrane in the air passages (also called membranous croup). See False croup, under False, and Diphtheria. [ 1913 Webster ]

n. [ F., fr. croupe hind quarters. ] (Man.) A leap in which the horse pulls up his hind legs toward his belly. [ 1913 Webster ]

a. Croupy. [ 1913 Webster ]

n. See Crupper. [ 1913 Webster ]

n. [ F.; prop., one who sits on the croup, and hence, in the second place; an assistant. See 1st Croup. ] 1. One who presides at a gaming table and collects the stakes. [ 1913 Webster ]

2. One who, at a public dinner party, sits at the lower end of the table as assistant chairman. [ 1913 Webster ]

a. (Med.) Relating to or resembling croup; especially, attended with the formation of a deposit or membrane like that found in membranous croup; as, croupous laryngitis. [ 1913 Webster ]

Croupous pneumonia, pneumonia attended with deposition of fibrinous matter in the air vesicles of the lungs; ordinary acute pneumonia. [ 1913 Webster ]

a. Of or pertaining to croup; resembling or indicating croup; as, a croupy cough. [ 1913 Webster ]

(Geol.) A subdivision at the base of the cretaceous formation in Western North America; -- so named from the region where the strata were first studied. [ 1913 Webster ]

n. [ F groupe, It. gruppo, groppo, cluster, bunch, packet, group; of G. origin: cf. G. kropf craw, crop, tumor, bunch. See Crop, n. ] 1. A cluster, crowd, or throng; an assemblage, either of persons or things, collected without any regular form or arrangement; as, a group of men or of trees; a group of isles. [ 1913 Webster ]

2. An assemblage of objects in a certain order or relation, or having some resemblance or common characteristic; as, groups of strata. [ 1913 Webster ]

3. (Biol.) A variously limited assemblage of animals or plants, having some resemblance, or common characteristics in form or structure. The term has different uses, and may be made to include certain species of a genus, or a whole genus, or certain genera, or even several orders. [ 1913 Webster ]

4. (Mus.) A number of eighth, sixteenth, etc., notes joined at the stems; -- sometimes rather indefinitely applied to any ornament made up of a few short notes. [ 1913 Webster ]

v. t. [ imp. & p. p. Grouped p. pr. & vb. n. Grouping. ] [ Cf. F. grouper. See Group, n. ] To form a group of; to arrange or combine in a group or in groups, often with reference to mutual relation and the best effect; to form an assemblage of. [ 1913 Webster ]

The difficulty lies in drawing and disposing, or, as the painters term it, in grouping such a multitude of different objects. Prior. [ 1913 Webster ]

Grouped columns (Arch.), three or more columns placed upon the same pedestal. [ 1913 Webster ]

adj. arranged into groups, each having some feature in common.
Syn. -- sorted. [ WordNet 1.5 +PJC ]

n. [ Corrupted fr. Pg. garupa crupper. Cf. Garbupa. ] (Zool.) (a) One of several species of valuable food fishes of the genus Epinephelus, of the family Serranidæ, as the red grouper, or brown snapper (Epinephelus morio), and the black grouper, or warsaw (Epinephelus nigritus), both from Florida and the Gulf of Mexico. (b) The tripletail (Lobotes). (c) In California, the name is often applied to the rockfishes. [ Written also groper, gruper, and trooper. ] [ 1913 Webster ]

n. (Fine Arts) The disposal or relative arrangement of figures or objects, as in, drawing, painting, and sculpture, or in ornamental design. [ 1913 Webster ]

[ So called from Harlech in Wales. ] (Geol.) A minor subdivision at the base of the Cambrian system in Wales. [ 1913 Webster ]

n. an exclusive circle of people with a common purpose, interests, or attitudes, especially one that produces feelings of camaraderie, exclusivity, community, and solidarity.
Syn. -- clique, coterie, ingroup, inner circle, pack, camp. [ WordNet 1.5 +PJC ]

pos>n. (Geol.) An extensive series of strata, principally developed in the Rocky Mountain region, as in the Laramie Mountains, and formerly supposed to be of the Tertiary age, but now generally regarded as Cretaceous, or of intermediate and transitional character. It contains beds of lignite, often valuable for coal, and is hence also called the lignitic group. See Chart of Geology. [ 1913 Webster ]

. (Geol.) A series of strata in the lower Silurian formations of Great Britain; -- so named from Llandeilo in Southern Wales. See Chart of Geology. [ 1913 Webster ]

pos>n. (Geol.) A subdivision of the British Upper Silurian lying below the Old Red Sandstone; -- so named from the Ludlow, in Western England. See the Chart of Geology. [ 1913 Webster ]

[ Manna + Russ. & Pol. krupa groats, grits. ] 1. The portions of hard wheat kernels not ground into flour by the millstones: a kind of semolina prepared in Russia and used for puddings, soups, etc. -- called also manna groats. [ 1913 Webster ]

2. The husked grains of manna grass. [ 1913 Webster ]

adj. Of or pertaining to marriage outside a class or tribe, in cultures where that is required by custom or law.
Syn. -- exogamic. [ WordNet 1.5 ]

[ So called from the township of Portage in New York. ] (Geol.) A subdivision of the Chemung period in American geology. See Chart of Geology. [ 1913 Webster ]

(Geol.) A subdivision of the Primordial or Cambrian period in American geology; -- so named from the sandstone of Potsdam, New York. See Chart of Geology. [ 1913 Webster ]

(Geol.) The middle of the three groups into which the rocks of the Canadian period have been divided in the American Lower Silurian system. See the Chart of Geology. [ 1913 Webster ]

v. i. & t. To reorganize into new groups; to reform a group that has been dispersed. The spelling without the hyphen is more common. [ WordNet 1.5 ]

v. i. & t. [ Cf. AS. hr&unr_;pan to cry out, G. rufen, Goth. hr&unr_;pian. Cf. Roop. ] To cry or shout; hence, to sell by auction. [ Scot. ] Jamieson. [ 1913 Webster ]

n. 1. An outcry; hence, a sale of gods by auction. [ Scot. ] Jamieson. [ 1913 Webster ]

To roup, that is, the sale of his crops, was over. J. C. Shairp. [ 1913 Webster ]

2. A disease in poultry. See Pip. [ 1913 Webster ]

n. (Biol.) A subdivision of a group, as of animals. Darwin. [ 1913 Webster ]

‖n. [ F., troop. See Troop. ] A company or troop, especially the company of performers in a play or an opera. [ 1913 Webster ]

n. [ F. troupiale. ] (Zool.) Any one of numerous species of bright-colored American birds belonging to Icterus and allied genera, especially Icterus icterus, a native of the West Indies and South America. Many of the species are called orioles in America. [ Written also troopial. ] [ 1913 Webster ]