HyperDic: z-axis

English > 1 sense of the word *z-axis*:
NOUN	cognition	z-axis	the third axis in a 3-dimensional coordinate system

English > *z-axis*: 1 sense > noun 1, cognition
Meaning	The third axis in a 3-dimensional coordinate system.
Broader	coordinate axis	One of the fixed reference lines of a coordinate system