αὐξομείωσις

A. rise and fall of the tide, Str. Chr. 3.26 (pl.).

II. waxing and waning of the moon, Ant. Diog. 4 (pl.; also περὶ τοὺς οἰκείους ὀφθαλμούς ibid.), Ptol. Alm. 2.1 (pl.); variation in period, ζῳδίων Cat.Cod.Astr. 1.163.13.