'Uniaxial' definitions:
Definition of 'Uniaxial'
From: GCIDE
- Uniaxial \U`ni*ax"i*al\, a. [Uni + axial.]
- 1. (Crystallog.) Having but one optic axis, or line of no double refraction. [1913 Webster]
- Note: In uniaxial crystals, the optic axis has the direction of the vertical crystallographic axis. All tetragonal and hexagonal crystals are uniaxial. [1913 Webster]
- 2. (Biol.) Having only one axis; developing along a single line or plane; -- opposed to multiaxial. [1913 Webster]