boundless

adjective

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

Synonyms of boundless

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Examples of boundless in a Sentence

We were filled with boundless joy. Her love for her family was boundless.
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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.
The voice, the songs, the smile, the wigs, the wit, the boundless energy, varied performances, unflagging generosity and palpable spirit of kindness. — Culture Critic, Los Angeles Times, 26 Aug. 2026 But the boundless praise for Smith is absolutely warranted based on his first two seasons at Ohio State. — Dane Brugler, New York Times, 26 Aug. 2026 But Brooks’ boundless enthusiasm – passion that’s too big for his body to contain – outshines all of that. — Heather Bushman, USA Today, 21 Aug. 2026 Proponents who are pushing for online casinos in Maryland promise boundless tax revenue with minimal downsides, selectively ignoring who disproportionately pays the price of legalization. — Brianne Doura-Schawohl, Baltimore Sun, 19 Aug. 2026 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

Rhymes for boundless

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Browse Nearby Words

boundingly
boundless
boundness
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Cite this Entry

“Boundless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/boundless. Accessed 30 Aug. 2026.

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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
Last Updated: - Updated example sentences
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