Dicionário

Succubus

Webster's Dictionary 1913

‖Suc″cu‐bus (?), n.; pl.Succubi (#). [See Succuba.] 1. A demon or fiend; especially, a lascivious spirit supposed to have sexual intercourse with the men by night; a succuba. Cf. Incubus.

2. (Med.) The nightmare. See Nightmare, 2.