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English definition of “long”

long

adjective [-er/-est only] (DISTANCE)   /lɔŋ/
being a distance between two points that is more than average or usual, or being of a particular length: There was a long line at the post office. When I was young I wore my hair long. We’re still a long way from the station (= a great distance). A long piece of writing, such as a book or story, has many words: It’s a long book – over 600 pages. Long underwear Long underwear is long johns.
(Definition of long adjective (DISTANCE) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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