Azure

Part of speech: noun (n.)

1. The lapis lazuli. [Obs.]

2. The clear blue color of the sky; also, a pigment or dye of this color. "In robes of azure." Wordsworth.

3. The blue vault above; the unclouded sky. Not like those steps On heaven's azure. Milton.

4. A blue color, represented in engraving by horizontal parallel lines.

Part of speech: verb (v.)

To color blue.

Part of speech: adjective (a.)

Sky-blue; resembling the clear blue color of the unclouded sky; cerulean; also, cloudless. Azure stone (Min.), the lapis lazuli; also, the lazulite.