Meaning
Mistress mis'-tres (ba`alah, gebhereth): Is the translation of ba`alah, "lady," "owner" (1Ki 17:17, Nah 3:4); in 1Sa 28:7, "a woman that hath a familiar spirit" is literally, "the mistress of a familiar spirit"; of gebhereth (Gen 16:4, Gen 16:8, Gen 16:9, 2Ki 5:3, Psa 123:2, Pro 30:23, Isa 24:2); in Isa 47:5, Isa 47:7, we have the King James Version and the English Revised Version "lady," the American Standard Revised Version "mistress."