| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Thinning velocity | The volumetric thinning flux divided by the area of the vertical cross section through which it passes. | GCW Glossary | 2023.03.27 |
| Thinolite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Thiocyanic acid | No definition provided | Christopher Rauch | 2023.12.01 |
| Thiolactic acid | No definition provided | Christopher Rauch | 2023.12.01 |
| Thiophene | No definition provided | Christopher Rauch | 2023.12.01 |
| Third Party Service Provider | Entity (research institute or commercial) developing and establishing a service based on data provided by the foreseen Space Weather system through an individual customer-service agreement that goes b eyond the scope of the other SWE tailored services. | Ryan McGranaghan | 2023.04.16 |
| Thirst | No definition provided | Christopher Rauch | 2023.12.01 |
| Thirteenth century | No definition provided | Christopher Rauch | 2023.12.01 |
| Thirty-nine articles | No definition provided | Christopher Rauch | 2023.12.01 |
| Thirty years’ war, 1618--1648 | No definition provided | Christopher Rauch | 2023.12.01 |
| Thirty years’ war, 1618-1648 | No definition provided | Christopher Rauch | 2023.12.01 |
| Thistle | No definition provided | Christopher Rauch | 2023.12.01 |
| Thistle, Canada | No definition provided | Christopher Rauch | 2023.12.01 |
| Thistle, Russian | No definition provided | Christopher Rauch | 2023.12.01 |
| Thlinket Indians | No definition provided | Christopher Rauch | 2023.12.01 |
| Thlinkithen Indians | No definition provided | Christopher Rauch | 2023.12.01 |
| Thomas’ base ball game | No definition provided | Christopher Rauch | 2023.12.01 |
| Thomasclarkite (Y) | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Thometzekite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Thompson Indians | No definition provided | Christopher Rauch | 2023.12.01 |