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

Rivians aren’t alone in the realm of insane reports of repair costs. —Joel Feder, The Drive, 11 June 2026

Whoopi Goldberg, whisperer to unknown paranormal entities and living conduit between our world and the ghostly realm, has once again confirmed to America that aliens are among us. —Joey Nolfi, Entertainment Weekly, 10 June 2026

DiffusionGemma is fairly large in the realm of Google’s open models. —ArsTechnica, 10 June 2026

Sports leagues have concerns in this realm. —Dan Bernstein, Sportico.com, 10 June 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