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- DictionaryLight/līt/
noun
- 1. the natural agent that stimulates sight and makes things visible: "the light of the sun"
- 2. an expression in someone's eyes indicating a particular emotion or mood: "a shrewd light entered his eyes"
verb
- 1. provide with light or lighting; illuminate: "the room was lighted by a number of small lamps"
- 2. make (something) start burning; ignite: "Allen gathered sticks and lit a fire"
adjective
- 1. having a considerable or sufficient amount of natural light; not dark: "the bedrooms are light and airy"
- 2. (of a color) pale: "her eyes were light blue"
Light, visible light, or visible radiation is electromagnetic radiation that can be perceived by the human eye. Visible light spans the visible spectrum and is usually defined as having wavelengths in the range of 400–700 nanometres (nm), corresponding to frequencies of 750–420 terahertz.
Light definition: something that makes things visible or affords illumination. See examples of LIGHT used in a sentence.
Definitions of light. noun. (physics) electromagnetic radiation that can produce a visual sensation. “the light was filtered through a soft glass window” synonyms: visible light, visible radiation. see more. noun. the quality of being luminous; emitting or reflecting light.
Oct 19, 2023 · For centuries, this mysterious and elusive phenomenon left scientists baffled because with each experiment conducted to define its nature, it seemed to change the way it behaved. In simple terms, light is one of nature’s freaky exceptions, and is considered to be both a wave and a particle.
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LIGHT meaning: 1. the brightness that shines from the sun, from fire, or from electrical equipment, allowing you…. Learn more.
light, That portion of the electromagnetic spectrum visible to the human eye. It ranges from the red end to the violet end of the spectrum, with wavelengths from 700 to 400 nanometres and frequencies from 4.3 × 10 14 to 7.5 × 10 14 Hz.
Jul 5, 2024 · These properties, however, define light, and they in turn tell us a lot about the objects that emit or reflect it. For light, the most fundamental property is the wavelength.
