Langimage
English

by-product

|by/prod/uct|

B2

🇺🇸

/ˈbaɪˌprɑː.dʌkt/

🇬🇧

/ˈbaɪˌprɒd.ʌkt/

something produced as a secondary result

Etymology
Etymology Information

'by-product' originates from English, combining the prefix 'by-' meaning 'secondary' or 'side' and 'product' meaning 'something produced'.

Historical Evolution

'by-product' was formed in the 19th century by compounding 'by-' and 'product', and eventually became the modern English word 'by-product'.

Meaning Changes

Initially, it meant 'a secondary product', and over time it also came to mean 'an unintended result of an action'.

Meanings by Part of Speech

Noun 1

a secondary product made during the manufacture or synthesis of something else.

Molasses is a by-product of sugar refining.

Synonyms

Antonyms

Noun 2

an unintended but inevitable result of an action or process.

Stress is often a by-product of hard work.

Synonyms

Antonyms

Last updated: 2025/07/26 19:35