realm

noun

ˈrelm 

1

: kingdom sense 3

2

: sphere, domain

within the realm of possibility

3

: a primary marine or terrestrial biogeographic division of the earth's surface

Synonyms of realm

• area
• domain
• element
• field
• department
• sphere
• kingdom
• walk
• territory

Examples of realm in a Sentence

new discoveries in the realm of medicine

in political and legal realms

Recent Examples on the Web

The original Air Supply recording of this song from 1983 stands as nothing short of a towering achievement in the power ballad realm. — Jim Harrington, Mercury News, 9 July 2026

The court also limited its ruling to the realm of sports, leaving for another day fights over bathroom and locker room access for trans students. — Maureen Groppe, USA Today, 8 July 2026

Until this year, the restrictions have largely been on semiconductors and other physical goods; now the constraints are moving into the realm of software. — Andrew Nusca, Fortune, 8 July 2026

Sporting nirvana When Fernández’s header hit the net nearly 10 minutes later, those Argentines ascended into a realm of sporting nirvana that might come along once or twice in a lifetime. — Kyle Feldscher, CNN Money, 7 July 2026

Word History

Etymology

Middle English realme, from Anglo-French, alteration of Old French reiame, from Latin regimen control — more at regimen

First Known Use

13th century, in the meaning defined at sense 1

Phrases Containing realm

• coin of the realm
• outside the range/realm of possibility
• outside the realm of the possible
• range/realm of possibility
• within the range/realm of possibility
• within the realm of the possible

Rhymes for realm

• elm
• helm
• overwhelm

Kids Definition

realm

noun

ˈrelm 

1

: kingdom sense 1

2

: field of influence or activity

the realm of art