countless

American  

[kount-lis] / ˈkaʊnt lɪs /

adjective

1. too numerous to count; innumerable.

   the countless stars.

   Synonyms:

   unlimited, myriad, endless, numberless

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countless British  

/ ˈkaʊntlɪs /

adjective

1. innumerable; myriad

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Other Word Forms

• countlessly adverb

Etymology

Origin of countless

First recorded in 1580–90; count ¹ + -less

Example Sentences

"It correlates strongly with countless athletic advantages, like size, muscle mass, bone mass and heart and lung capacity."

From BBC

The love for “Daddy Powell,” as he is sometimes called, has led to T-shirts, parody accounts and countless memes.

From The Wall Street Journal

And indeed in my conversation with the band, Mayer described the countless hours he’d spent overseeing the fine-tuning of the show’s visuals.

From Los Angeles Times

According to results published in the journal Science, the flow remains steady and unchanged even after countless atomic collisions.

From Science Daily

Tom Brady, a minority partner in the Raiders, produced countless heroics on his way to winning seven Super Bowls.

From The Wall Street Journal

Related Words

• endless
• myriad
• uncounted
• untold