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Synonyms

limitless

American  
[lim-it-lis] / ˈlɪm ɪt lɪs /

adjective

  1. without limit; boundless.

    limitless ambition; limitless space.

    Synonyms:
    countless, unending, measureless, unbounded

Other Word Forms

Derived Forms

Etymology

Origin of limitless

First recorded in 1575–85; limit + -less

Explanation

When something is limitless, there's an unending amount or supply of it. If you truly believe there are limitless possibilities in life, you see no limit to what people can achieve. If the investor funding your business idea says she has limitless financial resources, that means the money will never run out. And if your friend promises limitless supplies of ice cream at her party, she's confident she won't run out. The ocean appears limitless — boundless in size — when you gaze at the horizon, and you may feel limitless amounts of love for the special people in your life. Limitless things have no limit, a word based in the Latin limitem, "boundary."

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The pair recently signed a contract extension with ITV to continue presenting shows including I'm A Celebrity, Britain's Got Talent and Limitless Win.

From BBC • Jan. 16, 2026

Amazon made a deal to buy wearable AI startup Bee last year, and Meta acquired AI device company Limitless.

From Barron's • Jan. 11, 2026

The acquisition means Limitless would stop selling many of its existing products, the company said.

From The Wall Street Journal • Dec. 5, 2025

The 41-year-old is back for a second season of Limitless which sees him confront some of his deepest fears as he explores how to live longer, healthier and better.

From BBC • Aug. 4, 2025

Limitless courage and contempt of death was displayed in defence of an ideal, the colossal proportions of which dwarf everything in history, and which alone suffices to redeem the sordidness of the nineteenth century.

From British Socialism An Examination of Its Doctrines, Policy, Aims and Practical Proposals by Barker, J. Ellis

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