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 bill, supported by numerous Democratic senators alongside Republicans, secured enough votes for passage, sending the legislation to the House. —Deputy News Editor, MSNBC Newsweek, 11 Nov. 2025

As well as the anger at Shah, there were numerous questions about Gibb, who was installed on the BBC board in 2021 by Boris Johnson, the former British prime minister. —Jake Kanter, Deadline, 11 Nov. 2025

In 2004, the United States was about a year into the invasion of Iraq, which already had claimed the lives of numerous troops — other people’s sons and daughters. —Alexandra Rockey Fleming, PEOPLE, 11 Nov. 2025

With its numerous terraces and hanging gardens, the house flows organically down the slope to the scenic Pittwater waterway, creating a perfect harmony with the surrounding mature trees and natural shrubbery. —Abby Montanez, Robb Report, 11 Nov. 2025

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