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

Fitness is important to many guests – a 24m lap pool, large gym and numerous yoga classes help with that. — Condé Nast, Condé Nast Traveler, 8 Oct. 2026

Since 2025, numerous states have passed legislation requiring health insurance to cover menopause care, reasonable work accommodations and better education for doctors. — Helen Carefoot, Flow Space, 7 Oct. 2026

But somehow, in the midst of all this frat-boy revelry, Ilya is able to outline his vision for the future, one in which AI will have solved numerous human problems, including eradicating not only cancer but also loneliness and unhappiness. — Stephanie Zacharek, Time, 7 Oct. 2026

To reveal more of Okita’s endlessly surprising and playfully ambiguous script would be to rob audiences of the film’s numerous pleasures, which run the gamut from hearty belly-laughs to heartbreaking melodrama. — James Marsh, Variety, 7 Oct. 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