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Definition of byproduct

byproduct

/ˈbaɪˌprɑːd.ʌkt/
(UK: by-product)
by · prod · uct
Plural:byproducts
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byproduct Lexical Profile

byproduct Game Scores & Validity

• noun

1

A secondary or incidental substance produced during the manufacture or synthesis of something else, or during a biological or chemical reaction.

Example

"Molasses is a well-known byproduct of refining sugarcane into white sugar."

2

An unintended but inevitable secondary result or consequence of an action, event, or situation.

Example

"Improved team communication was a welcome byproduct of the company's new training program."

Synonyms
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Antonyms
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• Nearby Words

bylaw
byline
bypass
byproduct
byroad
bystander
byte

Word Origin & Etymology

Coined in the mid-19th century as a compound of the prefix 'by-' (meaning secondary or subordinate, from Old English 'bi') and 'product' (from Latin 'productum', meaning something brought forth).

Cite this Entry

Wordmom. (2026). Definition of Byproduct. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/byproduct
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