Added 10 October 2026 biaxial /baɪˈæksiəl/ adjective Categories: Describing WordsRare Words adjective ! Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about biaxial at Wordnik → Where our words come from → Having two axes. Having two axes of rotation and two planes of symmetry (e.g. having the shape of a spheroid) 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 Related Words: biaxalbiaxateindicatrixdiaxialmonoaxialequiaxialmultiaxialpolyaxialuniaxialdiaxonalhexaxialpluriaxial Back to today's word