regularity

noun

reg·​u·​lar·​i·​ty ˌre-gyə-ˈler-ə-tē 

also ˌrā-, 

ˌre-gyə-ˈla-rə-tē

also ˌrā-

plural regularities

1

: the quality or state of being regular

2

: something that is regular

Examples of regularity in a Sentence

the regularity of his features

Recent Examples on the Web

On Japan’s northern island of Hokkaido, winter storms arrive with remarkable regularity, delivering light, dry snowfall that refreshes the mountain again and again throughout the season. —Bailey Berg, Condé Nast Traveler, 11 Jan. 2026

Hawthorne has been a big part of that defense, rattling opposing offenses with regularity. —Jeff Vorva, Chicago Tribune, 9 Jan. 2026

That annual orbital reckoning also means the same constellations appear in the same part of the sky on the same calendar dates, providing a sense of regularity. —Phil Plait, Scientific American, 8 Jan. 2026

Seed fairs and society events dotted the schedule, and new specialty categories for judging arrived with regularity. —John Wenzel, Denver Post, 7 Jan. 2026

Word History

First Known Use

1600, in the meaning defined at sense 1

Rhymes for regularity

• angularity
• bipolarity
• capillarity
• cellularity
• circularity
• familiarity
• granularity
• insincerity
• insularity
• modularity
• osmolarity
• popularity

Kids Definition

regularity

noun

reg·​u·​lar·​i·​ty ˌreg-yə-ˈlar-ət-ē 

plural regularities

1

: the quality or state of being regular

2

: something that is regular

Medical Definition

regularity

noun

reg·​u·​lar·​i·​ty ˌreg-yə-ˈlar-ət-ē 

plural regularities

: the quality or state of being regular

maintain bowel regularity