subgroup

noun

sub·​group ˈsəb-ˌgrüp 

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

While Asian American and Native Hawaiian Pacific Islander communities are regularly grouped together and considered uniformly successful, studies have found significant disparities in educational access and outcomes across subgroups over time. — Tarini Mehta, Sacbee.com, 30 Sep. 2026

The results are estimated to have a margin of error of about 2 percentage points in either direction in the overall sample, and larger numbers for subgroups. — Seema Mehta, Los Angeles Times, 25 Sep. 2026

Further, conditions such as major depressive disorder and schizophrenia likely have several subgroups that superficially resemble each other but develop through different mechanisms and pathways. — Anand Kumar, The Conversation, 26 Aug. 2026

The poll found the percentage of gamblers declining across the board, with the only question being how dramatically among each subgroup. — Brady Knox, The Washington Examiner, 18 Aug. 2026

Word History

First Known Use

1826, in the meaning defined at sense 1

Rhymes for subgroup

• newsgroup
• recoup
• regroup
• workgroup
• coop
• coupe
• croup
• droop
• drupe
• dupe
• group
• hoop

Kids Definition

subgroup

noun

sub·​group ˈsəb-ˌgrüp 

: 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