Englishfor English speakers
illumination
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noun
(= light)
a condition of spiritual awareness; divine illumination
follow God's light
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noun
the degree of visibility of your environment
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noun
(= illuminance)
the luminous flux incident on a unit area
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noun
(= miniature)
painting or drawing included in a book (especially in illuminated medieval manuscripts)
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noun
(= clarification)
an interpretation that removes obstacles to understanding
the professor's clarification helped her to understand the textbook
optics
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noun
optical properties
the optics of a telescope
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noun
the branch of physics that studies the physical properties of light