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

Older adults who cycle regularly are likely a healthier subgroup, and cycling may also serve as a marker of favorable genetics, with risk lowest among those without genetic susceptibility to dementia, Verghese said. —Kristen Rogers, CNN Money, 20 Sep. 2025

But the report shows that students across every political and ideological subgroup are alarmingly at ease with not only violence, but also the other, less extreme means of silencing opposing views. —Chris Stirewalt, The Hill, 16 Sep. 2025

There is minimal evidence comparing treatment options or analyzing subgroups. —Dan Riskin, Forbes.com, 15 Sep. 2025

What's more, the trend was especially pronounced in certain subgroups. —New Atlas, 10 Sep. 2025

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