waste product
Americannoun
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material discarded as useless in the process of producing something.
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feces, urine, and other material excreted in the life process.
Etymology
Origin of waste product
First recorded in 1930–35
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.
Lucy Bell-Reeves, NPK Recovery's co-founder, said using a waste product to grow trees was "a circular solution that can revitalise our struggling native species."
From BBC ● Apr. 2, 2026
The main solid waste product is phosphogypsum, which the plant discharges into the Mediterranean.
From Barron's ● Oct. 10, 2025
The battery brining liquid is a hazardous waste product too and is trucked to another specialized facility, the agency said.
From Los Angeles Times ● Apr. 9, 2025
And the primary waste product, called pomace, can be used as fertilizer, perhaps to grow new apple trees.
From Salon ● Jul. 30, 2024
Then Epiphany answered: What is the waste product of photosynthesis?
From "The View From Saturday" by E.L. Konigsburg
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
