noun, often attributive
\ ˈgrüp \

Definition of group

 (Entry 1 of 2)

1 : two or more figures forming a complete unit in a composition went there as a group
2a : a number of individuals assembled together or having some unifying relationship a study group
b : an assemblage of objects regarded as a unit one of the food groups
c(1) : a military unit consisting of a headquarters and attached battalions
(2) : a unit of the U.S. Air Force higher than a squadron and lower than a wing
3a : an assemblage of related organisms often used to avoid taxonomic connotations when the kind or degree of relationship is not clearly defined
b(1) : two or more atoms joined together or sometimes a single atom forming part of a molecule especially : functional group a methyl group
(2) : an assemblage of elements forming one of the vertical columns of the periodic table
c : a bed or layer of rocks deposited during an era
4 : a mathematical set that is closed under a binary associative operation, contains an identity element, and has an inverse for every element


grouped; grouping; groups

Definition of group (Entry 2 of 2)

transitive verb

1 : to combine in a group grouped English and Dutch as Germanic languages
2 : to assign to a group : classify The children were grouped by age.

intransitive verb

1 : to form a group The students grouped around the table.
2 : to belong to a group
3 : to make groups of closely spaced hits on a target the gun grouped beautifully— R. C. Ruark

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Other Words from group


groupable \ ˈgrü-​pə-​bəl \ adjective

Examples of group in a Sentence


It'll be easier if we go there as a group. She presented the idea to the group. We like to let these students work in groups whenever possible. She belongs to an environmental group. She joined a discussion group. A select group of scientists has been invited to the conference.


you should first group the invertebrates by genus group the kids together and we'll see who's missing
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Recent Examples on the Web: Noun

But the trend line is consistent with a recent estimate from a group of academics associated with the Global Carbon Project, which found U.S. emissions likely to rise 2.5 percent in 2018. Chris Mooney, The Seattle Times, "U.S. greenhouse gas emissions spiked in 2018 – and it couldn’t happen at a worse time," 9 Jan. 2019 For a 2016 study, published in JAMA, a group of researchers led by Stanford University economist Raj Chetty analyzed income data for the US population from 1.4 billion tax records between 1999 and 2014. Julia Belluz, Vox, "We’re making real progress against cancer. But you may not know it if you’re poor.," 8 Jan. 2019 Now, a relatively small group of girls (352) benefit from the most intensive intervention to improve female education at the camp. Martha John Korok, 19, is one of them. Sarah Butrymowicz, Marie Claire, "Refugee Girls Want to Change the World. Will We Let Them?," 7 Jan. 2019 The auditions have already been filmed and Olly revealed that all of the judges turned their chair for a group of three. Kelly O'sullivan, Country Living, "'The Voice' Blind Auditions Are Changing in a Big Way," 6 Jan. 2019 The show follows a group of students at King's Dominion, a high school dedicated to teaching the kids of the world's gangsters, mob bosses, and assassins in the art of murder, kidnapping, and other dark things. Tamara Fuentes, Seventeen, "Everything We Know About Lana Condor's New Show "Deadly Class"," 4 Jan. 2019 Revolution is impossible, until Vivian arrives and begins gathering a motley group of allies. Andrew Liptak, The Verge, "All the science fiction and fantasy books we’re looking forward to in 2019," 30 Dec. 2018 That committee is typically comprised of a group of unionized employees at the company who negotiate on behalf of their colleagues. Shirin Ghaffary, Recode, "As digital media companies brace for change, unions try to cushion the blow," 26 Dec. 2018 One of Guarente’s most exciting discoveries has been the role played by sirtuins, a group of seven proteins that contribute to longevity. Nicole Saporita, Good Housekeeping, "Can Elysium Health's Basis Pill Change Your Life?," 26 Dec. 2018

Recent Examples on the Web: Verb

Having a dozen or so — alongside cisgender gay men — means Pose’s first season explores a wider range of experiences, all grouped under the larger theme of finding companionship and a sense of self-worth in a sometimes unforgivingly cruel city. Noel Murray, The Verge, "The 20 best TV series of 2018," 12 Dec. 2018 Our New York celebrations employ little tea lights and votives from Crate & Barrel in place of clay diyas, and there were at least a hundred of them, grouped together on little glass plates, lighting up every surface. Noor Brara, Vogue, "Celebrating Diwali, in Light of the Midterms," 10 Nov. 2018 Only three grouped examples of Carcharocles angustid (Great Jagged Narrow-Toothed Shark) have been found. Jamie Seidel, Fox News, "Prehistoric survivor? How we know the 'Meg' is dead," 15 Aug. 2018 The supercomputer will be powerful enough to model the gravitational forces of all 200 billion or more stars in the Milky Way, something previous computers could only do by grouping stars together and modeling the gravity of each group. Jay Bennett, Popular Mechanics, "The Fastest Supercomputer for Astronomy Comes Online in Japan," 1 June 2018 That’s opened up about $900,000 each year for road improvements, which have been targeted based on need and grouped together geographically to try to get the most bang for the village’s buck, Kindseth said. Emily K. Coleman, Lake County News-Sun, "Improvements planned for Y-shaped Beach Park intersection with history of fatal crashes," 3 May 2018 If any of those variants were very close together, the researchers counted them as representing the same stretch of DNA, grouping them together into 12 important regions. Cathleen O'grady, Ars Technica, "Large genetic study finds first genes connected with ADHD," 27 Nov. 2018 In his opening statement, an attorney for the plaintiffs suggested the judge could remedy any disparate treatment of white and Asian-American applicants by ordering Harvard to group them into the same racial box during admissions. Nicole Hong, WSJ, "Arguments Over How to Prove Racial Bias Drive Final Day at Harvard Trial," 2 Nov. 2018 Rubin is libertarian-ish, and certainly not an establishment Republican, so how could Lewis group him, and others like him, under this label? Ezra Klein, Vox, "The rise of YouTube’s reactionary right," 24 Sep. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'group.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of group


1668, in the meaning defined at sense 1


1706, in the meaning defined at transitive sense 1

History and Etymology for group

Noun and Verb

French groupe, from Italian gruppo, by-form of groppo knot, tangle, of Germanic origin; akin to Old High German kropf craw — more at crop

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Statistics for group

Last Updated

17 Jan 2019

Look-up Popularity

Time Traveler for group

The first known use of group was in 1668

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More Definitions for group



English Language Learners Definition of group

 (Entry 1 of 2)

: a number of people or things that are together or in the same place

: a number of people who are connected by some shared activity, interest, or quality

: a number of things that are related in some way



English Language Learners Definition of group (Entry 2 of 2)

: to put (people or things) in a group

: to form a group


\ ˈgrüp \

Kids Definition of group

 (Entry 1 of 2)

1 : a number of persons or things considered as a unit
2 : a number of persons or things that are considered related in some way an age group a food group
3 : a small band a rock group


grouped; grouping

Kids Definition of group (Entry 2 of 2)

: to arrange in, put into, or form a unit or group


noun, often attributive
\ ˈgrüp \

Medical Definition of group

1 : a number of individuals assembled together or having some unifying relationship
2a : an assemblage of related organisms often used to avoid taxonomic connotations when the kind or degree of relationship is not clearly defined
b(1) : an assemblage of atoms forming part of a molecule especially : functional group
(2) : an assemblage of elements forming one of the vertical columns of the periodic table

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More from Merriam-Webster on group

Rhyming Dictionary: Words that rhyme with group

Thesaurus: All synonyms and antonyms for group

Spanish Central: Translation of group

Nglish: Translation of group for Spanish Speakers

Britannica English: Translation of group for Arabic Speakers Encyclopedia article about group

Comments on group

What made you want to look up group? Please tell us where you read or heard it (including the quote, if possible).


to settle judicially or to act as judge

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