Definition of “reinforce” - English Dictionary

“reinforce” in British English

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reinforceverb [ T ]

uk /ˌriː.ɪnˈfɔːs/ us /ˌriː.ɪnˈfɔːrs/

C2 to make something stronger:

The pockets on my jeans are reinforced with double stitching.

C1 If something reinforces an idea or opinion, it provides more proof or support for it and makes it seem true:

The final technical report into the accident reinforces the findings of initial investigations.
His behaviour merely reinforced my dislike of him.

to provide an army with more soldiers or weapons to make it stronger:

The garrison is to be reinforced with/by another two battalions of soldiers.

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(Definition of “reinforce” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“reinforce” in American English

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reinforceverb [ T ]

us /ˌri·ɪnˈfɔrs, -ˈfoʊrs/

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)

“reinforce” in Business English

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reinforceverb [ T ]

uk /ˌriːɪnˈfɔːs/ us

PRODUCTION to make a material or structure stronger by adding something to it:

The containers have been reinforced with steel bands.
reinforced concrete

to make an idea or belief stronger:

reinforce the message/idea/view that The huge support given to big business by politicians has reinforced the message that the pursuit of wealth is the only thing that matters.
They recommended that we reinforce our new brand identity with an advertising campaign.

to increase the power of something, especially by making it bigger:

We need to reinforce our sales capacity.

(Definition of “reinforce” from the Cambridge Business English Dictionary © Cambridge University Press)