What does Z stand for?

Zillion

Zetta-

Zodiac

Twelve signs, or constellations, through which Sun travels in his annual course along the Ecliptic

Zoloft

Zoom

In ECDIS a method of enlarging (zoom in) or reducing (zoom out) graphics displayed on a SCREEN.

Zenith

 The point on the celestial sphere directly above the observer. Opposite the nadir. The point directly overhead of an observer.

Zepto

Zepto is the prefix associated with x10^-21 and is denoted by the symbol z.

Zorro

Zusammen

Zygorhynchus