waste product
Americannoun
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material discarded as useless in the process of producing something.
-
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.
After it has been used, creatine breaks down into creatinine, a waste product that is filtered out by the kidneys and removed through urine.
From Science Daily ● May 4, 2026
And he still had to find something to do with the waste product that resulted from the kerosene-making process: gasoline.
From Barron's ● May 2, 2026
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
However they had gotten there, Spirit Lake was now their home, and their photosynthesis was creating oxygen as a waste product.
From "Mountain of Fire" by Rebecca E. F. Barone
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.
