Also known as a prima donna ("first lady"), and especially in an opera. Refers to the leading lady of the production. The male counterpart is the divo. Plural, including male and female singers, is "divi" (DEE-vee), or, if just female singers, "dive" (DEE-vay).
Also refers to a bratty, demanding, self-centered person, regardless of whether they're a performer or not.
Here comes our diva, the spintosoprano Catarina Cassotto... and our divo, the lyric tenor Roberto Daza