Illumination meaning

ĭ-lo͝o'mə-nā'shən
The definition of an illumination is the act or process of making something clearer or brighter or a device for doing so.

An example of an illumination is an explanation.

An example of an illumination is a bright porch lamp.

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Decorative lighting.
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Clarification; elucidation.
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Spiritual or intellectual enlightenment.
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A source of light.
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The luminous flux per unit area at any point on a surface exposed to incident light.
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The designs, tracings, etc. used in decorating manuscripts.
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Decorative lighting, as for a city.
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The act of illuminating, or supplying with light; the state of being illuminated.
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Festive decoration of houses or buildings with lights.
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The act of illuminating.
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The state of being illuminated.
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The art or act of decorating a text, page, or initial letter with ornamental designs, images, or lettering.
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An example of this art.
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An illuminating or being illuminated.
  • A lighting up; supplying of light.
  • Clarification; explanation.
  • Enlightenment; instruction.
  • Decoration with lights.
  • Decoration of manuscripts with designs, colors, etc.
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The intensity of light per unit of area.
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Adornment of books and manuscripts with colored illustrations. See illuminate (transitive verb).
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Origin of illumination

From Middle French illumination, from Latin illuminatio

Sentence Examples

  • Within the band, the illumination FIG.

  • 2, B), since there is no difference in the illumination and other external conditions, --------

  • If the slit is of 'constant width and we require the illumination at various points on the screen behind it, we must regard the arc of the curve as of constant length.

  • We will now investigate the total illumination distributed over the area of the circle of radius r.

  • The only effect of the ruling is to diminish the amplitude in the ratio a: a+d; and, except for the difference in illumination, the appearance of a line of light is the same as if the aperture were perfectly free.

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Words near illumination in the Dictionary