| Acronym | Meaning |
| JMA | Japan Meteorological Agency |
| WWW | World Wide Web |
| QBO | Quasi-Biennial Oscillation |
| FTACH | Fourier Tachometer |
| MFENET | National Magnetic Fusion Energy Network |
| IQSY | International Years Of The Quiet Sun |
| TAP | Transportation Alternatives Program |
| MRF | Medium-Range Forecast |
| G&A | General And Administrative |
| ISRDB | Incoherent Scatter Radar Data Base |