biaxial

bi- +‎ axial

biaxial (not comparable)

1. Having two axes.
2. (mathematics, astronomy) Having two axes of rotation and two planes of symmetry (e.g. having the shape of a spheroid)
3. Along two axes; e.g. in engineering, a shear or compression text of a material along two axes

   mapping the shape of the Earth onto a biaxial ellipsoid

4. Having a value in two perpendicular directions. (In solid mechanics, it generally means that normal stresses exist in two of the possible three directions, though not necessarily equal in sign or magnitude.)

• coaxial
• monoaxial
• uniaxial
• triaxial

Borrowed from French biaxial.

biaxial m or n (feminine singular biaxială, masculine plural biaxiali, feminine and neuter plural biaxiale)

1. biaxial

biaxial m or f (masculine and feminine plural biaxiales)

1. biaxial

• “biaxial”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014