ZAXES - is a valid Scrabble word.
Definition of ZAXES:
- (in a three-dimensional Cartesian coordinate system) the axis along which values of z are measured and at which both x and y equal zero
- hatchetlike tool for cutting and punching nail holes in roofing slate
- one of the axes in a three-dimensional rectangular coordinate system
- ZAX, a tool for cutting roof slates, also ZEX [n]