Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

by–product

play
noun by–prod·uct \-ˌprä-(ˌ)dəkt\

Simple Definition of by–product

  • : something that is produced during the production or destruction of something else

  • : something that happens as a result of something else

Source: Merriam-Webster's Learner's Dictionary

Full Definition of by–product

  1. 1 :  something produced in a usually industrial or biological process in addition to the principal product

  2. 2 :  a secondary and sometimes unexpected or unintended result

1857

First Known Use of by–product

1857


BY–PRODUCT Defined for Kids

by–product

play
noun by–prod·uct \ˈbī-ˌprä-dəkt\

Definition of by–product for Students

  1. :  something produced (as in manufacturing) in addition to the main product




Learn More about by–product


Seen and Heard

What made you want to look up by–product? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to manage or play awkwardly

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

alt-5746713d76276

Which of these is a synonym of nonplus?

disapprove soothe reduce perplex
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ