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Definition of “light” - English Dictionary

"light" in American English

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lightnoun

 us   /lɑɪt/
  • light noun (ENERGY)

[C/U] the energy from the sun or fire and from electrical devices that allows you to see clearly: [U] Light was streaming through the windows. [U] The light was so bright that it hurt my eyes.
[C/U] A light is also anything that provides light, esp. an electric lamp: [C] Don’t forget to turn off the lights when you leave.
[C/U] A light is also a traffic light: Let’s go – you’ve got a green light.
  • light noun (FLAME)

[U] a device used to produce a flame, such as a match: Excuse me, have you got a light?

lightadjective

 us   /lɑɪt/
  • light adjective (NOT HEAVY)

[-er/-est only] having little weight; not heavy: This suitcase is pretty light. Ty’s a few pounds lighter than he used to be.
[-er/-est only] Clothes that are light are made of thin material which allows you to be cool: a light summer dress
[-er/-est only] A light meal is a small one: a light snack
  • light adjective (NOT FAT)

(also lite) (of food) having less fat or fewer calories than usual: light cream cheese
  • light adjective (NOT SERIOUS)

[-er/-est only] intended to entertain; not serious: Take along some light reading for the trip.
  • light adjective (NOT A LOT)

[-er/-est only] not great in strength or amount; slight: a light rain light traffic The doctor said it was OK to take light exercise, such as walking.
[-er/-est only] A light sentence in prison is a short one.
[-er/-est only] Tastes and smells described as light are not obvious: a light scent of wildflowers
light eater/drinker
A light eater/drinker eats or drinks only a little.
  • light adjective (ENERGY)

[-er/-est only] providing energy from the sun that allows you to see clearly: It was still light out at eight in the evening.

lightadjective, adverb [-er/-est only]

 us   /lɑɪt/
(of colors) pale: a light-colored car The walls were light green.

lightverb

 us   /lɑɪt/ (past tense and past participle lit  /lɪt/ or lighted)
  • light verb (ENERGY)

[T] to provide with energy from the sun, fire, or electrical devices that allow you to see clearly: The house was lit with candles for the dinner party.
  • light verb (FLAME)

[I/T] to produce a flame: [I] I can’t get the barbecue to light. [T] I tried to light the fire, but the wood was wet.
(Definition of light from the Cambridge Academic Content Dictionary © Cambridge University Press)







"light" in British English

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lightnoun

uk   /laɪt/  us   /laɪt/
  • light noun (BRIGHTNESS)

B1 [U] the brightness that comes from the sun, fire, etc. and from electrical devices, and that allows things to be seen: a bright light fluorescent/ultraviolet light a beam/ray of light Light was streaming in through the open door. It's a north-facing room so it doesn't get much light (= brightness from the sun).
A2 [C] a piece of equipment that produces light, such as a lamp or a bulb: Could you switch/turn the light on/off, please? She could see the city lights in the distance. As the lights went down, the audience grew quiet. My front bike light isn't working.

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  • light noun (FLAME)

a light

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  • He asked me for a light.
  • She gave me a light.
  • I didn't have a light.
  • Can you give me a light?
  • I needed a light.
something that will produce a flame and cause burning, such as a match or a cigarette lighter: Have you got a light, please?
set light to sth UK
to cause something to start burning: The lamp caught fire and set light to the curtains.

lightadjective

uk   /laɪt/  us   /laɪt/
  • light adjective (NOT HEAVY)

A2 not weighing a lot: Here, take this bag - it's quite light. He's a few pounds lighter than he used to be. How do you get your cakes so wonderfully light, Amy? He has a very light (= gentle) touch, which is what is required in massage. She's very light on her feet (= she moves gracefully).
A2 Light clothes are made of thin material that allows you to be cool: a light summer dress

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  • light adjective (BRIGHT)

B1 lit by the natural light of the day: The big windows make the room feel wonderfully light and airy. It gets light very early these summer mornings. Summer is coming and the evenings are getting lighter (= getting dark later).

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  • light adjective (NOT SERIOUS)

entertaining and easily understood, but not serious and not intended to make you think: I want some light reading for the summer holidays - a romance or something. A lively argument between the two main speakers provided some light relief (= something enjoyable or amusing) in an otherwise dull conference.
make light of sth
C2 to behave as if a situation, especially a problem, is not serious or important: It is easy to make light of other people's problems.

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  • light adjective (NOT MUCH)

B1 not great in strength or amount: A light wind was blowing. The traffic was quite light so we got through London quickly. It's only light rain - you don't need an umbrella.
light eater/drinker/smoker
someone who eats/drinks/smokes only a little
light sleeper
someone who is easily woken up by noise, etc.

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lightverb

uk   /laɪt/  us   /laɪt/ (lit or lighted, lit or lighted)
(Definition of light from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

"light" in Business English

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lightadjective

uk   us   /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.

lightnoun

uk   us   /laɪt/
a way of thinking about or understanding something: a bad/good/new light After they won all those awards, we saw them in a new light and decided they were serious competitors.a negative/positive light We want to show our country in a positive light.
cast/shed light on sth
to show something about a situation that was previously unknown: This sheds new light on why e-business investment does not always lead to improved firm performance.
give sth a/the green light
to give someone permission to do something: Contractors were given a green light to install the infrastructure for the industrial park.
in the light of
UK ( US in light of) because of something or as a result of something: In light of problems we're having, we have no choice but to close the business.
(Definition of light from the Cambridge Business English Dictionary © Cambridge University Press)
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“light” in Business English

A bunch of stuff about plurals
A bunch of stuff about plurals
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May 24, 2016
by Colin McIntosh One of the many ways in which English differs from other languages is its use of uncountable nouns to talk about collections of objects: as well as never being used in the plural, they’re never used with a or an. Examples are furniture (plural in German and many other languages), cutlery (plural in Italian), and

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