American Dictionary

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Definition dim in American English

dim verb

[intransitive/transitive] verb
/dɪm/
1

if a light dims, or if someone dims it, it becomes less bright

Example

The theater lights dimmed and the show began.

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2

if feelings or hopes dim, or are dimmed, they become weaker

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3

if your eyes dim, or if something dims them, you become less able to see clearly

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Definition dim in American English