say it: il-oo-muh-NAY-shuhn
illumination is a noun meaning "a condition of spiritual awareness; divine illumination". It carries 5 recorded senses.
an interpretation that removes obstacles to understanding
“the professor's clarification helped her to understand the textbook”
the luminous flux incident on a unit area
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for illumination come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.