innumerable

adjective

in·​nu·​mer·​a·​ble i-ˈnü-mə-rə-bəl 

-ˈnyü-;

-ˈn(y)üm-rə-

: too many to be numbered : countless

also : very many

innumerably

i-ˈnü-mə-rə-blē 

-ˈnyü-;

-ˈn(y)üm-rə-

adverb

Synonyms

• countless
• innumerous
• myriad
• numberless
• uncountable
• uncounted
• unnumbered
• untold

Examples of innumerable in a Sentence

There are innumerable errors in the book.

our reasons to give thanks are as innumerable as the stars

Recent Examples on the Web

Such problems have persisted for decades, despite innumerable efforts at reform. —Bloomberg Opinion, Twin Cities, 14 May 2025

But insects are declining at an alarming rate throughout the world, threatening innumerable species, whole ecosystems, and even our food systems with collapse. —Samantha Bergeson, IndieWire, 13 May 2025

Image The stories of Twain’s children, who either died young or suffered innumerable medical and professional setbacks, are heart-rending and hardly uninteresting. —Dwight Garner, New York Times, 13 May 2025

The innumerable lives lived within their walls and the storms weathered from without leave lasting marks. —Tara Anne Dalbow, Los Angeles Times, 8 May 2025

Word History

Etymology

Middle English, from Anglo-French, from Latin innumerabilis, from in- + numerabilis numerable

First Known Use

14th century, in the meaning defined above

Rhymes for innumerable

• enumerable

Kids Definition

innumerable

adjective

in·​nu·​mer·​a·​ble in-ˈ(y)üm-(ə-)rə-bəl 

: too many to be numbered : countless

innumerable stars in the sky

innumerably

-blē 

adverb