Por‐nog″ra‐phy (?), n. [Gr. � a harlot + -graphy.] 1. Licentious painting or literature; especially, the painting anciently employed to decorate the walls of rooms devoted to bacchanalian orgies.
2. (Med.) A treatise on prostitutes, or prostitution.
Webster's Dictionary 1913
Por‐nog″ra‐phy (?), n. [Gr. � a harlot + -graphy.] 1. Licentious painting or literature; especially, the painting anciently employed to decorate the walls of rooms devoted to bacchanalian orgies.
2. (Med.) A treatise on prostitutes, or prostitution.