byproduct

byproduct — noun

1. something extra that is made when a main product is manufactured, processed, or

1.名詞C1
釋義

something extra that is made when a main product is manufactured, processed, or grown

例句

The factory sells the fruit peel as a byproduct for animal feed.

byproduct used after production

Steam from the paper mill became a byproduct used to heat nearby homes.

同義詞
  • co-product

    technical term for something produced alongside another product

  • residue

    only when the extra material is leftover matter rather than a broadly useful extra product

文法句型

a byproduct of + process

use a byproduct for + purpose

用法筆記

This sense usually names a physical substance or item made alongside the main product, especially in industry, farming, or science. Distinguish it from sense 2, which is about an outcome rather than a material thing.

2. an additional result that comes from an activity or change, often without being

2.名詞C1
釋義

an additional result that comes from an activity or change, often without being planned

例句

Better teamwork was a byproduct of the long weeks spent rehearsing together.

a byproduct of + activity

One welcome byproduct of the bike program was cleaner air downtown.

同義詞
  • side effect

    often suggests an unintended result, especially a harmful one

  • spin-off

    often suggests a useful new development that grows out of something else

文法句型

a byproduct of + activity

a byproduct of + change

用法筆記

Use this sense for an effect, benefit, or problem that appears because of something else. Distinguish it from sense 1, which refers to a tangible material or manufactured item.