numerous

adjective

nu·​mer·​ous ˈnü-mə-rəs 

ˈnüm-rə-;

ˈnyü-mə-, 

ˈnyüm-rə-

: consisting of great numbers of units or individuals

born into a numerous family

also : many

received numerous complaints

The people I'd like to thank are too numerous to mention.

numerously adverb

numerousness noun

Synonyms of numerous

• many
• multiple
• several
• countless

Examples of numerous in a Sentence

She decided to leave for numerous reasons.

The birds are becoming more numerous in this area.

Recent Examples on the Web

The Gilgo Beach investigation began in earnest in 2010 after police found numerous sets of human remains along a remote beach highway on Long Island’s South Shore, setting off a search for a potential serial killer that attracted global interest and spawned a Hollywood movie. —ABC News, 8 Apr. 2026

Defendants built a dedicated retail storefront around it, launched collaborations with numerous national brands, and filed a trademark application across fourteen international classes, covering everything from disposable napkins to ponchos. —Nancy Dillon, Rolling Stone, 7 Apr. 2026

The business’s behaviors, as described by the numerous complainants, violate the Michigan Consumer Protection Act (MCPA), according to Nessel. —Bailey Richards, PEOPLE, 7 Apr. 2026

The festival, which saw numerous sponsors drop out in recent days, was subsequently canceled. —Hilary Lewis, HollywoodReporter, 7 Apr. 2026

Word History

Etymology

Middle English, borrowed from Latin numerōsus, from numerus number entry 2 + -ōsus -ous

First Known Use

15th century, in the meaning defined above

Phrases Containing numerous

• too numerous to list
• too numerous to mention

Rhymes for numerous

• humerus
• humorous

Kids Definition

numerous

adjective

nu·​mer·​ous ˈn(y)üm-(ə-)rəs 

: consisting of great numbers

numerous friends

numerously adverb