| Z',Z" | increasing degrees of contraction |
|---|---|
| Z-D | Zamorano-Duchovny [digitizer] |
| Z-DNA | zig-zag (left-handed helical) deoxyribonucleic acid |
| Z-E Syndrome | Zollinger-Ellison Syndrome |
| Z-ERS | zeta erythrocyte sedimentation rate |
| Z-TSP | zephiran-trisodium phosphate |
| ZAG, ZA2G | zinc-alpha-2-glycoprotein |
| ZAP | zeta-associated protein zymosan-activated plasma [rabbit] |
| ZAPF | zinc adequate pair-fed |
| ZAS | zymosan-activated autologous serum |