boundless

adjective

bound·​less ˈbau̇n(d)-ləs How to pronounce boundless (audio)
Synonyms of boundlessnext
: having no boundaries : vast
boundless possibilities
boundlessly adverb
boundlessness noun

Examples of boundless in a Sentence

We were filled with boundless joy. Her love for her family was boundless.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
One of Green Chartreuse’s many charms is that its boundless complexity can be harnessed to many different ends. Jason O'Bryan, Robb Report, 6 Dec. 2025 Rather than confronting Scrooge with things beyond his human comprehension — immutable calm, boundless generosity, pitiless void — all three spirits simply end up castigating him. Sara Holdren, Vulture, 5 Dec. 2025 The result is a work that is at once boundless in scope and dully inert. Gideon Lewis-Kraus, New Yorker, 24 Nov. 2025 The boundless optimism, reckless honesty, and restless wanderlust of Mutable Fire for the next four weeks. Dossé-Via Trenou, Refinery29, 23 Nov. 2025 See All Example Sentences for boundless

Word History

First Known Use

1599, in the meaning defined above

Time Traveler
The first known use of boundless was in 1599

Browse Nearby Words

Cite this Entry

“Boundless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/boundless. Accessed 17 Dec. 2025.

Kids Definition

boundless

adjective
bound·​less ˈbau̇nd-ləs How to pronounce boundless (audio)
: having no boundaries or limits : vast
the boundless sky
boundlessly adverb
boundlessness noun

More from Merriam-Webster on boundless

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!