Meaning of by-product

by-prod•uct

Pronunciation: (bī'prod"ukt), [key]
— n.
  1. a secondary or incidental product, as in a process of manufacture.
  2. the result of another action, often unforeseen or unintended.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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