| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Deceleration parameter | A parameter designating the rate at which the expansion of the Universe would slow down owing to the braking gravitational effect of the matter content of the Universe. | Ryan McGranaghan | 2023.04.16 |
| december solstice | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Decembrists | No definition provided | Christopher Rauch | 2023.12.01 |
| Decennalia | No definition provided | Christopher Rauch | 2023.12.01 |
| deciduous | No definition provided | Ryan McGranaghan | 2023.04.16 |
| decile | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Decimal classification | No definition provided | Christopher Rauch | 2023.12.01 |
| Decimal system | No definition provided | Christopher Rauch | 2023.12.01 |
| decision | No definition provided | Ryan McGranaghan | 2023.04.16 |
| decision activity | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Decision analysis | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Decision making under uncertainty | No definition provided | Ryan McGranaghan | 2023.04.16 |
| decision support system | No definition provided | Ryan McGranaghan | 2023.04.16 |
| decision tree | No definition provided | Ryan McGranaghan | 2023.04.16 |
| decision tree learning | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Declamation | No definition provided | Christopher Rauch | 2023.12.01 |
| Declamation, Musical | No definition provided | Christopher Rauch | 2023.12.01 |
| Declaration of war | No definition provided | Christopher Rauch | 2023.12.01 |
| declination | (1) The angular distance of an astronomical body north (+) or south (-) of the celestial equator. (2) In geomagnetic applications, the angle between true north and the horizontal component of the loca l geomagnetic field. | Ryan McGranaghan | 2023.04.16 |
| declination | No definition provided | Ryan McGranaghan | 2023.04.16 |