| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Diel, seasonal, and annual cycles | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Dienerite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Dies and taps | No definition provided | Christopher Rauch | 2023.12.01 |
| Dies, Blanking and piercing | No definition provided | Christopher Rauch | 2023.12.01 |
| Diesel motor | No definition provided | Christopher Rauch | 2023.12.01 |
| Dies (Metal-working) | No definition provided | Christopher Rauch | 2023.12.01 |
| Dies (Screw-cutting) | No definition provided | Christopher Rauch | 2023.12.01 |
| Diet | No definition provided | Christopher Rauch | 2023.12.01 |
| Dietaries | No definition provided | Christopher Rauch | 2023.12.01 |
| Diet--Early works to 1800 | No definition provided | Christopher Rauch | 2023.12.01 |
| Diet in disease | No definition provided | Christopher Rauch | 2023.12.01 |
| Diet-kitchens | No definition provided | Christopher Rauch | 2023.12.01 |
| Diet of Spires, 1520 | No definition provided | Christopher Rauch | 2023.12.01 |
| Dietrichite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Dietzeite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| difference | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Difference equations | No definition provided | Christopher Rauch | 2023.12.01 |
| Differences, Calculus of | No definition provided | Christopher Rauch | 2023.12.01 |
| Differential | A measurement within a narrow range of energyand/or solid angle. | Ryan McGranaghan | 2023.04.16 |
| DifferentialAbsorptionLidar | No definition provided | Ryan McGranaghan | 2023.04.16 |