·noun Clear; transparent.
II. Lucid ·noun Presenting a clear view; easily understood; clear.
III. Lucid ·noun Shining; bright; resplendent; as, the lucid orbs of heaven.
IV. Lucid ·noun Bright with the radiance of intellect; not darkened or confused by delirium or madness; marked by the regular operations of reason; as, a lucid interval.