(adj) transmitting light; able to be seen through with clarity, Syn. lucid, limpid, crystal clear, pellucid, transparent, Example:the cold crystalline water of melted snow; crystal clear skies; could see the sand on the bottom of the limpid pool; lucid air; a pellucid brook; transparent crystal
a. [ L. limpidus; akin to Gr. la`mpein to shine: cf. F. limpide. Cf. Lamp. ] 1. Characterized by clearness or transparency; clear; as, a limpid stream. [ 1913 Webster ]
Springs which were clear, fresh, and limpid. Woodward.
2. Clear and unambiguous; lucid; easy to understand; -- of speech and writing; as, limpid prose. [ PJC ]
3. Calm, untroubled, and without worry; serene. [ PJC ]