subgroup

noun

sub·​group ˈsəb-ˌgrüp How to pronounce subgroup (audio)
Synonyms of subgroupnext
1
: a subordinate group whose members usually share some common differential quality
2
: a subset of a mathematical group that is itself a group

Examples of subgroup in a Sentence

Recent Examples on the Web
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However, our academic data shows there is an opportunity gap amongst our students within specific subgroups in our district. Tara Molina, CBS News, 13 Apr. 2026 Some subgroups of eastern North Pacific gray whales, including the Pacific coast feeding group and North Puget Sound whales, known as the Sounders, feed in alternative areas south of the Arctic. Daniel Crocker, The Conversation, 13 Apr. 2026 Among the subgroup who ate more unhealthy plant choices, those who ate the largest amount of had a 6% greater chance of developing dementia, according to the study. Sandee Lamotte, CNN Money, 8 Apr. 2026 The mayor says there has also been progress within specific subgroups. David Garrick, San Diego Union-Tribune, 4 Apr. 2026 See All Example Sentences for subgroup

Word History

First Known Use

1826, in the meaning defined at sense 1

Time Traveler
The first known use of subgroup was in 1826

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Cite this Entry

“Subgroup.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/subgroup. Accessed 26 Apr. 2026.

Kids Definition

subgroup

noun
sub·​group ˈsəb-ˌgrüp How to pronounce subgroup (audio)
: a group whose members usually share some common quality that makes them different from the other members of a larger group to which they belong

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