ZAC - Zero Administration Client
ZAK - Zero Administration Kit
ZAMP - Zip Audio Media Player
ZAPP - Zero Assignment Parallel Processor
ZAW - Zero Administration for Windows
ZBR - Zero Bug Release
ZBR - Zone Bit Recording
ZBT - Zero Bus Turnaround
ZBTSI - Zero-Byte Time Slot Interchange
ZC - Zone Co-ordinator
ZC - Zone Code
ZCAV - Zone Constant Angular Velocity
ZCLV - Zone Constant Linear Velocity
ZCML - Zope® Configuration Meta Language
ZCO - Zero-Cross-Over
ZCP - Zero-Cross Point
ZCQ - Zero-Cross Qualifier
ZCV - Zortech Class Viewer
ZD - Zero Defects
ZDNET - Ziff-Davis Network
ZDS - Zenith Data Systems
ZF - Zero Flag
ZF - Zero Frequency
ZFS - Zone Field Selection
ZIF - Zero Insertion Force
ZIL - Zork Implementation Language
ZIP - Zigzag Inline Package
ZIP - Zone Information Protocol
ZISC - Zero Instruction Set Computer
ZISPA - Zimbabwe Internet Service Providers Association
ZMAAP - Zeroconf Multicast Address Allocation Protocol
ZMH - Zone Mail Hour
ZMHA - Zeus Mass Hosting Application
ZOC - Zap-O-Comm
ZODB - Zope Object DataBase
ZPL - Zope Public License
ZPR - Zero Power Resistance
ZPS - Zend Performance Suite
ZRE - Zero Rate Error
ZRS - Zope® Replication Services
ZSL - Zero Slot LAN
ZV - Zoomed Video
ZWS - Zeus Web Server