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

Sam Garcia, a Mexican American rancher and scientist who raises cattle in Sonora, told CNN that any livestock entering the US will be inspected numerous times for screwworm before being dipped in a chemical bath. — Max Saltman, CNN Money, 22 Aug. 2026

Using crowdsourcing techniques, VroniPlag Wiki in Germany and Dissernet in Russia have exposed numerous instances of plagiarism by public servants in their dissertations and academic publications. — Roger J. Kreuz, The Conversation, 21 Aug. 2026

Polyurethane covers the mesh base with a grid pattern, terracing and numerous acute angles including a series of arrows pointing toward the heel. — Ian Servantes, Footwear News, 21 Aug. 2026

Following the lead of numerous pro athletes like Stefanos Tsitsipas and Caroline Wozniacki, Djokovic picked up a residence in Monte Carlo for an undisclosed amount shortly after going pro in 2003. — Joyce Chen, Architectural Digest, 21 Aug. 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