group

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English

Alternative forms

Pronunciation

Etymology

From French groupe (“cluster, group”), from Italian gruppo, groppo (“a knot, heap, group, bag (of money)”), from Proto-Germanic *kruppaz (“lump, round mass, body, crop”), from Proto-Indo-European *greub- (“to crumple, bend, crawl”). Cognate with German Kropf (“crop, craw, bunch”), Old English cropp, croppa (“cluster, bunch, sprout, flower, berry, ear of corn, crop”), Dutch krop (“craw”), Old Norse kroppr (“hump, bunch”). More at crop, croup.

Noun

group (plural groups)

  1. A number of things or persons being in some relation to one another.
    There is a group of houses behind the hill.
    A group of people gathered in front of the Parliament to demonstrate against the Prime Minister's proposals.
    He left town to join a Communist group
  2. (group theory) A set with an associative binary operation, under which there exists an identity element, and such that each element has an inverse.
  3. A (usually small) group of people who perform music together.
    Did you see the new jazz group?
  4. (astronomy) A small number (up to about fifty) of galaxies that are near each other.
  5. (chemistry) A column in the periodic table of chemical elements.
  6. (chemistry) A functional entity consisting of certain atoms whose presence provides a certain property to a molecule, such as the methyl group.
  7. (sociology) A subset of a culture or of a society.
  8. (military) An air force formation.
  9. (geology) A collection of formations or rock strata.
  10. (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.
  11. An element of an espresso machine from which hot water pours into the portafilter.

Synonyms

Hypernyms

Derived terms

Terms derived from group (noun)

Translations

number of things or persons being in some relation to each other
in group theory
people who perform music together
small number of galaxies
column in the periodic table
functional entity consisting of certain atoms whose presence provides a certain property to a molecule
subset of a culture or of a society
air force formation
collection of formations or rock strata
in Unix

Verb

group (third-person singular simple present groups, present participle grouping, simple past and past participle grouped)

  1. (transitive) To put together to form a group.
  2. (intransitive) To come together to form a group.

Synonyms

Translations

put together to form a group
come together to form a group

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Last modified on 9 April 2013, at 04:55