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English definition of “light”

light

adjective     /laɪt/
not great in size, strength, or amount: Air traffic was very light at Heathrow so we were not delayed. We had a light meal before we began negotiations.
TRANSPORT used for describing forms of transport that are smaller or that use less power than the usual kind: Fleets of light trucks deliver furniture to households throughout the region. Light aircraft allow busy executives to fly anywhere at a moment's notice. A contest for light rail development drew interest from urban planners.
needing only a very small amount of work or effort: light chores/cleaning/work
light on sth not having a lot of something: light on details/facts/information His presentation was light on details as to how he would spend the money.
make light work of (doing) sth to do something quickly or easily: Workers from the second shift stayed late so we were able to make light work of unloading the deliveries.
(Definition of light adjective from the Cambridge Business English Dictionary © Cambridge University Press)
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