Light

Quick meaning: Light is a noun meaning (physics, uncountable) Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light.

Meaning

(physics, uncountable) Electromagnetic radiation in the wavelength range visible to the human eye (about 400–750 nanometers): visible light.

More Meanings

1. (by extension, less commonly) Electromagnetic radiation of any wavelength.
2. (countable) A source of illumination.
3. (figurative) Spiritual or mental illumination; enlightenment, useful information.
4. (in the plural, now rare) Facts; pieces of information; ideas, concepts.
5. A notable person within a specific field or discipline.
6. (by extension) Electromagnetic radiation in the wavelength range visible to the human eye or in nearby ranges (infrared or ultraviolet radiation).
7. (painting) The manner in which the light strikes a picture; that part of a picture which represents those objects upon which the light is supposed to fall; the more illuminated part of a landscape or other scene; opposed to shade.

Example Sentences

Put that light out!

When the studio light is on, I am recording my evening show.

As you can see, this spacious dining-room gets a lot of light in the mornings.

Here the stripped panelling was warmly gold and the pictures, mostly of the English school, were mellow and gentle in the afternoon light.

Word Forms

• lights
• lighte
• lighting
• lighted
• lighter
• lightest

Synonyms for light

Depending on context, synonyms include luminance, radiation, bright, lightful, pale, white.

Antonyms for light

Common opposites include darkness, X-ray, gamma ray, infrared, longwave, mediumwave.

Related Words

Related dictionary entries include phosphorescent, flyweight, bioluminescent, fluorescent, sunlit, lamplit.

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