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

• area
• arena
• bailiwick
• barony
• business
• circle
• demesne
• department
• discipline
• domain
• element
• fief
• fiefdom
• field
• firmament
• front
• game
• kingdom
• line
• precinct
• province
• specialty
• sphere
• terrain
• walk

Examples of realm in a Sentence

new discoveries in the realm of medicine

in political and legal realms

Recent Examples on the Web

The upcoming season could set the tone for important developments and storylines that will affect both Dillon's career and Kaulig Racing's status in the competitive realm of NASCAR. —Yaakov Katz, Newsweek, 8 Feb. 2025

This is barely even a faux pas in the realm of dating. —Kelsey McKinney, Rolling Stone, 8 Feb. 2025

Over the course of his very long career, director Frederick Wiseman has always worked in nonfiction, in the realm of the real, yet his films may best be described as novelistic. —Matthew Carey, Deadline, 6 Feb. 2025

From jazz legends to modern hip-hop icons, artists have long turned to cannabis as a muse, sparking new ideas, pushing boundaries, and expanding the realms of artistic expression. —Matt Rozo, The Mercury News, 6 Feb. 2025

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

Kids Definition

realm

noun

ˈrelm 

1

: kingdom sense 1

2

: field of influence or activity

the realm of art