to shine; to twinkle; to sparkle; to flicker; to radiate; to shimmer; to flare; to give off light; to vibrate; to beam.

What word means full of or giving off light?

Luminous means full of or giving off light.

What does the phrase give off mean?

1 : to send out as a branch. 2 : emit gave off an unpleasant smell. intransitive verb. : to branch off.