noun
1. : the angle between the two optic axes of a biaxial mineral
2. : the angle between an axis of a plant and one of its appendages (as between a stem and a branch) — compare abaxial , adaxial
noun
1. : the angle between the two optic axes of a biaxial mineral
2. : the angle between an axis of a plant and one of its appendages (as between a stem and a branch) — compare abaxial , adaxial
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012