verb (used with object)
to supply or brighten with light; light up.
to make lucid
or clear; throw
light on (a subject).
to decorate with lights, as in celebration.
to enlighten, as with knowledge.
to make resplendent or illustrious: A smile illuminated her face.
to decorate (a manuscript, book, etc.) with colors and gold or silver, as was often done in the Middle Ages.
verb (used without object)
to display lights, as in celebration.
noun 11. Archaic.
a person who is or affects to be specially enlightened
Origin: 1400–50; late Middle English Related forms
< Latin illūminātus
(past participle of illūmināre
to light up, brighten). See illumine
preilluminate, verb (used with object)
reilluminate, verb, reilluminated, reilluminating.
2. clarify, explain, elucidate.