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
• 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

With this show’s concept, the United States Tennis Association (USTA) is trying to reach a wider audience, beyond the realm of tennis. —Manasi Pathak, Forbes.com, 7 Aug. 2025

Her dedication to producing tangible improvements in the realm of social justice is evidenced by her previous positions, most recently as the director of the center for social justice at the Urban League of Southwestern Ohio. —Grace Tucker, The Enquirer, 7 Aug. 2025

Maladaptive daydreaming is a form of intense daydreaming characterized by the creation of unrealistic or fantastical situations, conversations, or stories in one’s own mind that are outside the realm of a person’s day-to-day life. —Angelica Bottaro, Verywell Health, 7 Aug. 2025

Still, in the realm of your romantic partnerships, themes surrounding your independence and individuality (or lack thereof) could also come up for review. —Valerie Mesa, People.com, 7 Aug. 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

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