Astronomy Abbreviations and Acronyms

1. PWHHO
   Publications of West Hendon House Observatory
2. PWHHO
   Publications of West Hendon House Observatory, Sunderland
3. PWLA
   Portable Work Light Assembly
4. PWM
   Pulse Width Modulated
5. PWN
   Pulsar Wind Nebula
6. PX
   Planet Xtlaterrestrial
7. PX
   Planet Xtraterrestrial
8. PYERO
   Publications of The Yerkes Observatory
9. PYUNO
   Publications of The Yunnan Observatory
10. PZT
    Photographic Zenith Tube
11. QA
    Center for Quality Assurance In International Education
12. QA4EO
    Quality Assurance for Earth Observation
13. QARMAN
    Qubesat for Aerothermodynamic Research and Measurements On Ablation
14. QBO
    Quasi-Biennial Oscillation
15. QBO
    Quasi-biennial Oscillation (atm.)
16. QBSA
    Quarterly Bulleoin On Solar Activity
17. QBSA
    Quarterly Bulletin on Solar Activity
18. QC
    Quality Control
19. QE
    Quantum Efficiency
20. QE
    Quality Engineer

Last updated: August 3, 2021 — Total entries: 5,937