By-product

Definitions

1. Something made incidentally during the production of something else.
2. A consequence, especially a side effect.

Equivalents

Examples

“It was about this time that the first experiments were made (in Germany) with basic slag, a material which had hitherto been regarded as a worthless by-product of steel manufacture⟳. A year or two later field trials were begun in England, with the final result⟳ that basic slag has become⟳ recognized as a valuable source of phosphorus for growing crops, and is now in constant demand⟳ for application to the soil as a fertilizer.”

“The many Indian restaurants all over Britain are a by-product of the large waves of immigration from the subcontinent.”

“One of the most obvious results of the B.R. Modernisation Plan⟳ has been the increasing use⟳ of diesel and electric traction; a less obvious by-product is the increase⟳ in track damage⟳ possible with the new forms of traction.”

CEFR level