| Z | Compressed file archive.Z 
| Others |
| Z | Depth axis
| Others |
| Z | Flash Precedence
| Others |
| Z | form Z (polar make; make) bar contactor
| Others |
| Z | Normal Acceleration (Load Factor)
| Others |
| Z | Unit of Sleep
| Others |
| Z | Unix Compressed file archive.z (binary)
| Others |
| Z | Z
| Others |
| Z | Z-axis (depth)
| Others |
| Z | Z-axis direction
| Others |
| Z | Zachariah
| Others |
| Z | Zachary
| Others |
| Z | Zahl
| Others |
| Z | Zany
| Others |
| Z | Zanzibar
| Others |
| Z | Zapped
| Others |
| Z | Zappers
| Others |
| Z | Zartan
| Others |
| Z | Zeile
| Others |
| Z | Zener diode
| Others |
| Z | Zenith
| Others |
| Z | Zeolite
| Others |
| z | Zepto
| Others |
| Z | Zimmerman
| Others |
| Z | Zing
| Others |
| Z | Zip
| Others |
| Z | Zipper
| Others |
| Z | Zivilversion
| Others |
| Z | Zoe
| Others |
| Z | Zombie
| Others |
| Z | Zone
| Others |
| Z | Zoo
| Others |
| Z | Zoom
| Others |
| Z | Zork
| Others |
| Z | Zu
| Others |
| Z | Zukunft
| Others |
| Z | Zulu time
| Others |
| Z | Zulu Time (Coordinated Universal Time [UTC] / 'Greenwich Mean Time' )
| Others |
| Z | Zulu Time (Greenwich Mean Time / Universal Time)
| Others |
| Z | Zzzzzz (falling asleep at the keyboard)
| Others |
| Z ' | Z-axis Rate of Change
| Others |
| Z# | Frotz Z-Code Game
| Others |
| Z&P | Zuckerbrot und Peitsche
| Others |
| Z&W | Zack & Wiki
| Others |
| Z-N | Ziehl-Neelson stain
| Others |
| z. B. | zum Beispiel
| Others |
| z. T. | zum Teil
| Others |
| Z.B.V. | Zur Besonderen Verwendung (For special purpose)
| Others |
| Z/F | Zone of Fire
| Others |
| z/OS | latest operating system in the OS/360 lineage
| Others |