Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “reinforce”

reinforce

verb [T]  /ˌri·ɪnˈfɔrs, -ˈfoʊrs/ us  
to make something stronger, usually by adding more material or another piece: Building codes in California required that steel rods be used to reinforce cinder-block construction. Something that reinforces an idea or opinion provides proof or support: But let me just cite one other fact to reinforce what you’re saying. To reinforce an army is to provide it with more soldiers or weapons.
(Definition of reinforce from the Cambridge Academic Content Dictionary © Cambridge University Press)
What is the pronunciation of reinforce?
Add Cambridge dictionaries to your browser to your website

Definitions of “reinforce” in other dictionaries

Word of the Day

beer mat

a small piece of cardboard that you put under a glass to protect a table surface in a pub or bar

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More