| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Arzakite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Arzrunite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| AR_ZurichCls | Active Region Zurich class | Ryan McGranaghan | 2023.04.16 |
| as | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Asbecasite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Asbestos | No definition provided | Christopher Rauch | 2023.12.01 |
| Asbolane | No definition provided | Ryan McGranaghan | 2023.04.16 |
| ascending | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Ascending node | The point in an orbit where the orbiting body crosses a reference plane, such as the ecliptic or the celestial equator, going from south to north. The celestial longitude of the ascending node is one of the elements of the orbit. | Ryan McGranaghan | 2023.04.16 |
| ascent | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Asceticism | No definition provided | Christopher Rauch | 2023.12.01 |
| Aschamalmite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Ascharite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Ascidians | No definition provided | Christopher Rauch | 2023.12.01 |
| ascii | No definition provided | Ryan McGranaghan | 2023.04.16 |
| ASCII | A sequence of characters that adheres toAmerican Standard Code for Information Interchange (ASCII) which is an 7-bitcharacter-coding scheme. | Ryan McGranaghan | 2023.04.16 |
| Asclepiads | No definition provided | Christopher Rauch | 2023.12.01 |
| Ascomycetes | No definition provided | Christopher Rauch | 2023.12.01 |
| Ascornycetes | No definition provided | Christopher Rauch | 2023.12.01 |
| asdf | No definition provided | Naima Sultana | 2025.05.12 |