1 illumination | Definition of illumination

illumination

noun
il·​lu·​mi·​na·​tion | \ i-ˌlü-mə-ˈnā-shən How to pronounce illumination (audio) \

Definition of illumination

1 : the action of illuminating or state of being illuminated: such as
a : spiritual or intellectual enlightenment
b(1) : a lighting up
(2) : decorative lighting or lighting effects
c : decoration by the art of illuminating
2 : the luminous flux per unit area on an intercepting surface at any given point
3 : one of the decorative features used in the art of illuminating or in decorative lighting

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Examples of illumination in a Sentence

When taking photographs indoors, use a flash for illumination. They traveled to the temple in search of spiritual illumination. an old manuscript with beautiful illuminations
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Recent Examples on the Web

Maze is dancers dueling dualities submerged in sound and spotlights; freedom and captivity, illumination and darkness, life and death. Dasun Imanuel, Essence, "Street Dance Evolves From The Subway To Centerstage In The Powerful Performance 'Maze'," 28 Aug. 2019 This in turn leads to a process called quantum illumination, where information about one particle’s environment can be inferred by studying the other particle. Kyle Mizokami, Popular Mechanics, "How Quantum Radar Could Completely Change Warfare," 26 Aug. 2019 Starting Tuesday night, Americans will have a chance to experience the Apollo 11 rocket launch and moon landing in a multi-part visual show, starting with the illumination of the east face of the Washington Monument with a 363-foot Saturn V rocket. Grace Hauck, USA TODAY, "NASA put a man on the moon. Now, the Smithsonian is putting a rocket in DC," 15 July 2019 Twenty-two percent of coastal regions receive a similar degree of artificial illumination, with light emanating from sources such as housing developments, promenades, ports, harbors and dockyards. Meilan Solly, Smithsonian, "Thanks to Light Pollution, We’re Losing Nemo," 11 July 2019 This show at the Getty gathers some very dynamic examples from the museum’s collection of objects and illuminations — such as an unusual unicorn water vessel from 15th century Germany. Carolina A. Miranda, latimes.com, "Datebook: At the Getty, one of Gordon Parks’ most controversial photographic series," 11 July 2019 Family, friends and colleagues will share memories about the victims, and the event will conclude with a candlelight illumination of the hall’s labyrinth. Jean Marbella, baltimoresun.com, "'Far richer for having known them': One year later, Capital Gazette shooting victims remembered with garden," 28 June 2019 The solar illumination is a yearly phenomenon and one that is seen as symbolic and spiritual as the light enters from a round window and crosses nearly along in the middle of the cruciform church. Elaine Ayala, ExpressNews.com, "Father David Garcia has left an indelible mark on his hometown," 27 June 2019 On July 9, police observed a Chevrolet Cavalier without rear license plate illumination traveling north on I-77. John Benson, cleveland.com, "Akron driver arrested with cocaine and open container: Brecksville Police Blotter," 7 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'illumination.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of illumination

14th century, in the meaning defined at sense 1

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More Definitions for illumination

illumination

noun

English Language Learners Definition of illumination

: light that comes into a room, that shines on something, etc.
formal : knowledge or understanding
: a gold or colored decoration in an old book

illumination

noun
il·​lu·​mi·​na·​tion | \ i-ˌlü-mə-ˈnā-shən How to pronounce illumination (audio) \

Kids Definition of illumination

: the action of lighting something : the state of being lighted

illumination

noun
il·​lu·​mi·​na·​tion | \ il-ˌü-mə-ˈnā-shən How to pronounce illumination (audio) \

Medical Definition of illumination

1 : the action of supplying or brightening with light or the resulting state
2 : the luminous flux per unit area on an intercepting surface at any given point

called also illuminance

Other Words from illumination

illuminate \ il-​ˈü-​mə-​ˌnāt How to pronounce illuminate (audio) \ transitive verb illuminated; illuminating

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