Webster's Revised Unabridged Dictionary · 1913

Niobe

Niobe , noun

[Latin Nioba, Niobe, Greek {not transcribed}.]

(Class. Mythology) The daughter of Tantalus, and wife of Amphion, king of Thebes. Her pride in her children provoked Apollo and Diana, who slew them all. Niobe herself was changed by the gods into stone.