illumination


il·lu·mi·na·tion

noun \il-ˌü-mə-ˈnā-shən\

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
il·lu·mi·nate \il-ˈü-mə-ˌnāt\ transitive verb, il·lu·mi·nat·ed il·lu·mi·nat·ing

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