zone
(zOn') n.
1. an area that is controlled or managed separately or that has a distinct purpose or quality.
v.i.
2. to divide an object or area into zones.
zoned decimal
n.
any of various means of representing numeric data in which one byte is used for each decimal digit, but one byte also contains an indication of the sign.
zoom
(zOOm') v.t.
to change the size of a window to the largest size it can take on.
zoomed, adj.
ZOOM
Command. Ref: PSPPR:Display Manager.
Alias, Z.
z/OS
(zE' O es') n.
an IBM mainframe operating system with server features, the successor to OS/390.