Definition of Light source

1. Noun. Any device serving as a source of illumination. "He stopped the car and turned off the lights"




Definition of Light source

1. Noun. A source of illumination. ¹

¹ Source: wiktionary.com

Light Source Pictures

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Lexicographical Neighbors of Light Source

light rails
light railway
light reaction
light reactions
light reflex
light roller
light rollers
light sail
light sails
light scattering
light second
light sense
light show
light sleep
light someone's fire
light source (current term)
light sources
light spectrum
light speed
light switch
light switches
light table
light time
light touch
light treatment
light unit
light up
light upon
light verb
light verbs

Literary usage of Light source

Below you will find example usage of this term as found in modern and/or classical literature:

1. The Encyclopedia Americana: A Library of Universal Knowledge (1919)
"The effects of the position of a small light-source are shown in the upper four ... This is due to the small solid- angular extent of the light-source ..."

2. Mining Engineers' Handbook by Robert Peele (1918)
"... as the square >e distance, providing the greatest dimension of the light source is less than if the distance between source and object. finitions. ..."

3. Science by American Association for the Advancement of Science (1899)
"The brilliancy of a light source is the amount of light given off from each unit area of its luminous surface. This, also, is to be expressed in candles per ..."

4. Science by American Association for the Advancement of Science (1899)
"The brilliancy of a light source is the amount of light given off from each unit area of its luminous surface. This, also, is to be expressed in candles per ..."

5. Light and Shade and Their Applications by Matthew Luckiesh (1916)
"The edge of the cast shadow, as in the case of the shadow, is affected by the solid angular extent of the light source and by the shape and distance of the ..."

6. Journal of the American Chemical Society by American Chemical Society (1879)
"Two of these, however, were provided with hoods to protect them from the light source and to thereby provide a value for any "dark solvolysis" correction. ..."

7. Radiation, Light and Illumination: A Series of Engineering Lectures by Charles Proteus Steinmetz (1909)
"The intensity of a light source is measured in candles. The unit of light intensity, or the candle, is a quantity not directly related to the absolute ..."

8. Handbook of Building Construction: Data for Architects, Designing and by George Albert Hool, Nathan Clarke Johnson (1920)
"If the light source is in the direct line of sight, vision will not be distinct, ... No modern light source should be exposed so as to be normally visible. ..."

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