\Il*lu"mi*nate\, v. t. [imp. & p. p. {Illuminated};
p. pr. & vb. n. {Illuminating}.] [L. illuminatus, p. p. of
illuminare; pref. il- in + luminare to enlighten, fr. lumen
light. See {Luminous}, and cf. {Illume}, {Illumine},
{Enlimn}, {Limn}.]
1. To make light; to throw light on; to supply with light,
   literally or figuratively; to brighten.
2. To light up; to decorate with artificial lights, as a
   building or city, in token of rejoicing or respect.
3. To adorn, as a book or page with borders, initial letters,
   or miniature pictures in colors and gold, as was done in
   manuscripts of the Middle Ages.
4. To make plain or clear; to dispel the obscurity to by
   knowledge or reason; to explain; to elucidate; as, to
   illuminate a text, a problem, or a duty.

\Il*lu"mi*nate\, v. i.
To light up in token or rejoicing.

\Il*lu"mi*nate\, a. [L. illuminatus, p. p.]
Enlightened. --Bp. Hall.

\Il*lu"mi*nate\, n.
One who enlightened; esp., a pretender to extraordinary light
and knowledge.