wasteful

adjective

waste·​ful ˈwāst-fəl How to pronounce wasteful (audio)
Synonyms of wastefulnext
: given to or marked by waste : lavish, prodigal
wastefully adverb
wastefulness noun

Examples of wasteful in a Sentence

a wasteful use of natural resources a careless and wasteful person We must eliminate wasteful expenditures.
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.
In addition, making food at home will help to eliminate the wasteful packaging that takeout is wrapped in, Báez noted. Julia Jacobo, ABC News, 7 Feb. 2026 Since so much work has already been completed, architects have been tasked with designing the best and least wasteful way of using the infrastructure that's already built. New Atlas, 7 Feb. 2026 Requiring prior authorization for these procedures and devices could reduce wasteful spending and help patients by steering them away from unnecessary treatments. Grace MacKleby, The Conversation, 4 Feb. 2026 There's also something so satisfying about knowing that the robe is keeping the world a little less wasteful, being made entirely from the brand's fabric scraps. Julia Harrison, Architectural Digest, 2 Feb. 2026 See All Example Sentences for wasteful

Word History

First Known Use

14th century, in the meaning defined above

Time Traveler
The first known use of wasteful was in the 14th century

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Cite this Entry

“Wasteful.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/wasteful. Accessed 14 Feb. 2026.

Kids Definition

wasteful

adjective
waste·​ful ˈwāst-fəl How to pronounce wasteful (audio)
: given to or marked by waste : prodigal
a wasteful use of our natural resources
wastefully adverb
wastefulness noun

More from Merriam-Webster on wasteful

Last Updated: - Updated example sentences
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