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

Within the often zany and slapstick realm of Bob’s Burgers, Tina still manages to steal the show with her singular voice, romantic fantasies, and obsessions with unicorns and boy bums. — Declan Gallagher, Entertainment Weekly, 10 Sep. 2026

Squarely in the minimalist realm, the upper features a strap across the toes and a slingback strap, with sleek lines leaving most of the foot exposed. — Jaden Thompson, Footwear News, 10 Sep. 2026

Garmin Vivoactive 5 Deal Oh, Garmin—a royal name in the fitness and health tracking realm. — Kelsey Fogarty, PC Magazine, 8 Sep. 2026

Scientists have spotted the first hints that Albert Einstein's formulation of gravity operates in the quantum realm. — Robert Lea, Space.com, 8 Sep. 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