Definition of Group

1. Noun. Any number of entities (members) considered as a unit.

2. Verb. Arrange into a group or groups. "Can you group these shapes together?"
Generic synonyms: Assort, Class, Classify, Separate, Sort, Sort Out
Specialized synonyms: Regroup, Bracket, Chunk, Collocate, Lump, Batch
Derivative terms: Grouping

3. Noun. (chemistry) two or more atoms bound together as a single unit and forming part of a molecule.

4. Verb. Form a group or group together. "The crowds group in the streets"
Exact synonyms: Aggroup
Specialized synonyms: Team, Team Up, Embed, Gang, Gang Up, Pool, Brigade
Generic synonyms: Assemble, Foregather, Forgather, Gather, Meet
Derivative terms: Grouping

5. Noun. A set that is closed, associative, has an identity element and every element has an inverse.
Exact synonyms: Mathematical Group
Specialized synonyms: Subgroup, Abelian Group, Commutative Group
Generic synonyms: Set

Definition of Group

1. n. 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.

2. v. t. 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.

Definition of Group

1. Noun. A number of things or persons being in some relation to one another. ¹

2. Noun. (group theory) A set with an associative binary operation, under which there exists an identity element, and such that each element has an inverse. ¹

3. Noun. A (usually small) group of people who perform music together. ¹

4. Noun. (astronomy) A small number (up to about fifty) of galaxies that are near each other. ¹

5. Noun. (chemistry) A column in the periodic table of chemical elements. ¹

6. Noun. (chemistry) A functional entity consisting of certain atoms whose presence provides a certain property to a molecule, such as the methyl group. ¹

7. Noun. (sociology) A subset of a culture or of a society. ¹

8. Noun. (military) An air force formation. ¹

9. Noun. (geology) A collection of formations or rock strata. ¹

10. Noun. (computing) In the Unix operating system, a number of users with same rights with respect to accession, modification, and execution of files, computers and peripherals. ¹

11. Noun. An element of an espresso machine from which hot water pours into the portafilter. ¹

12. Verb. (transitive) To put together to form a group. ¹

13. Verb. (intransitive) To come together to form a group. ¹

¹ Source:

Definition of Group

1. to arrange in a group (an assemblage of persons or things) [v -ED, -ING, -S]

Medical Definition of Group

1. 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. 2. An assemblage of objects in a certain order or relation, or having some resemblance or common characteristic; as, groups of strata. 3. A variously limited assemblage of animals or planta, 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. 4. 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. Origin: F groupe, It. Gruppo, groppo, cluster, bunch, packet, group; of G. Origin: cf. G. Krepf craw, crop, tumour, bunch. See Crop. Source: Websters Dictionary (01 Mar 1998)

Group Pictures

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Lexicographical Neighbors of Group

groundwater level
group (current term)
group-specific protease
group A
group AB
group A streptococcal necrotizing fasciitis
group A streptococci
group Amentiferae
group B
group B streptococci
group III mycobacteria
group II mycobacteria
group IV mycobacteria

Literary usage of Group

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Medical Clinics of North America by Michael C. Fiore, Stephen S. Entman, Charles B. Rush (1920)
"spective donor's corpuscles, even though blood of a known group is not at hand. This may be quickly carried out by using two ..."

2. The American Journal of Psychology by Granville Stanley Hall, Edward Bradford Titchener (1913)
"Under the first general instruction, AI a, we obtained the following typical introspections: (B) A two-group with decided pauses between the two members. ..."

3. Science by American Association for the Advancement of Science (1914)
"They are arranged Washington and Jefferson College; group 6, Middlebury College, University of Rochester, University of Vermont and Wellesley College; ..."

4. Encyclopaedia Britannica, a Dictionary of Arts, Sciences, Literature and edited by Hugh Chisholm (1910)
"It has been seen that every group of finite order can be represented as a group of ... In fact, if SS, belong to the set S,H, then since H is a group, ..."

5. Report by New South Wales Dept. of Education (1894)
"Book I. Text Soaks—As in group I. Text Books—As in group II. ... Together with any two of the Sciences in group П1. Full value, l'.OOO marks. ..."

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