| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Absorption of light | No definition provided | Christopher Rauch | 2023.12.01 |
| Absorption (Physiology) | No definition provided | Christopher Rauch | 2023.12.01 |
| Absorption spectra | No definition provided | Christopher Rauch | 2023.12.01 |
| absorptivity | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Abstinence | No definition provided | Christopher Rauch | 2023.12.01 |
| Abstraction | No definition provided | Christopher Rauch | 2023.12.01 |
| Abstracts of title | No definition provided | Christopher Rauch | 2023.12.01 |
| Abswurmbachite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Abukumalite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| abundance | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Abundance ratios | The relative amount of a given chemical element with respect to other elements. | Ryan McGranaghan | 2023.04.16 |
| Abuse of power | No definition provided | Christopher Rauch | 2023.12.01 |
| abutment_model | refers to the substructure at the ends of a [bridge](https://n2t.net/99152/h1447) span | Shein Kim | 2023.03.27 |
| abyss | No definition provided | Ryan McGranaghan | 2023.04.16 |
| abyssal | No definition provided | Ryan McGranaghan | 2023.04.16 |
| abyssal hill | No definition provided | Ryan McGranaghan | 2023.04.16 |
| abyssal plain | No definition provided | Ryan McGranaghan | 2023.04.16 |
| abyssal trench | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Abyssinia--Languages | No definition provided | Christopher Rauch | 2023.12.01 |
| Abyssinian expedition, 1867--1868 | No definition provided | Christopher Rauch | 2023.12.01 |