Sorceress Abscissa is a woman from Xanth. Her talent is traveling along the female X coordinate. She was introduced in Roc and a Hard Place.
Abscissa was delivered in 1090. She is the daughter of Ivy and Grey; twin sister of Ordinate; and sister of Melody, Harmony, Rhythm, Green, Dol, Gerrod, Grant, Ilene, Isabella Emily Carylyn, and Revy. She is 27 years old.
Abscissa was delivered to an orphanage since her parents took too long to marry.