having three axes.
Origin of triaxial
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for triaxial
Historical Examples of triaxial
The central capsule seems always to preserve the same lentelliptical form (or triaxial ellipsoid) as in all other Larcoidea.
having three axes
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012