broaden
[verb]
Synonyms: expand, develop, enlarge, extend, increase, spread, stretch, supplement, swell, widen

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Antonyms: narrow
Contrasted words: contract, shrink, slim, thin
Related Words: expand, spread (out), open

[TahlilGaran] English Synonym Dictionary ▲

broad‧en /ˈbrɔːdn $ ˈbrɒːdn/ verb

1. [transitive] to increase something such as your knowledge, experience, or range of activities:
The course helps school-leavers broaden their knowledge of the world of work.
I’d like to work abroad to broaden my horizons (=learn, experience, or attempt new things).
Travel broadens the mind (=helps you to understand and accept other people’s beliefs, customs etc).

2. [intransitive and transitive] to affect or include more people or things, or to make something affect or include more people or things Synonym : widen, expand:
Mr Mates said the party must broaden its appeal to younger voters.
Flynn’s appeal broadened as the campaign continued into the summer months.
I want to broaden the discussion to other aspects of the problem.

3. [intransitive and transitive] to make something wider, or to become wider Synonym : widen:
Mark’s smile broadened.
The council decided to broaden the pavement.
broaden out phrasal verb
if something, especially a river or road, broadens out, it becomes wider Synonym : widen out:
The river broadens out at this point.

[TahlilGaran] Dictionary of Contemporary English ▲