The Italian word that gives the meaning of this name is used in an Aria in the opera Aida by Giuseppe Vedri. The aria is Celeste Aida meaning heavenly Aida. I like the name because I like the aria, and because my father and grandfather also liked this aria.
Clay is a male MudWing, a Dragonet of Destiny, and the main protagonist in The Dragonet Prophecy, the very first book of the Wings of Fire series. Clay has fire-resistant scales, which he found out about when he pushed Peril down a tunnel as he tried to hide her from Queen Scarlet.
Clay Bidwell is a young man in a small town who witnesses his friend, Earl, kill himself because of the ongoing affair that Clay was having with the man's wife, Amanda. Feeling guilty, Clay now resists the widow when she presses him to continue with their affair as if nothing has happened.