Sel`e*nog"ra*phy (?), n. [Gr. &?;&?;&?; the moon + -graphy.] The science that treats of the physical features of the moon; -- corresponding to physical geography in respect to the earth. "Accurate selenography, or description of the moon." Sir T. Browne.

Sel`e*nog"ra*phy (?), n. [Gr. &?;&?;&?; the moon + -graphy.] The science that treats of the physical features of the moon; -- corresponding to physical geography in respect to the earth. "Accurate selenography, or description of the moon." Sir T. Browne.

• the scientific study of the moon