light Meaning in Cambridge American English Dictionary
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Meaning of "light" - American English Dictionary

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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 wildflowerslight 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/

light adjective, adverb [-er/-est only] (PALE)

(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)
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