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

If her gait, as such, is being foisted on the audience for its box office appeal, permit me to suggest a reconsideration toward something more within the realm of natural. —Joshua John Miller, Vanity Fair, 9 Apr. 2026

The Hole was a place where a mother was blind, deaf, and utterly disconnected to her previous life, the concepts of career and friendship and exercise and positive reinforcement just hazy memories of a distant realm. —Literary Hub, 9 Apr. 2026

And people were really trying to figure out what was in the realm of possible in terms of what could be done. —Adam Harris, The Atlantic, 9 Apr. 2026

With this new information, physicists expect to assemble a much clearer picture of the neutrino realm. —Quanta Magazine, 8 Apr. 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