| Term | Definition | Contributor | Modified |
|---|---|---|---|
| Abyssinian languages | No definition provided | Christopher Rauch | 2023.12.01 |
| Abyssino-Italian war, 1895-1896 | No definition provided | Christopher Rauch | 2023.12.01 |
| abyssopelagic zone | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Academic decorations of honor | No definition provided | Christopher Rauch | 2023.12.01 |
| Academic degrees | No definition provided | Christopher Rauch | 2023.12.01 |
| Academic dissertations | No definition provided | Christopher Rauch | 2023.12.01 |
| Academies (Learned societies) | No definition provided | Christopher Rauch | 2023.12.01 |
| Academies (Schools) | No definition provided | Christopher Rauch | 2023.12.01 |
| Acadialite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Acadians | No definition provided | Christopher Rauch | 2023.12.01 |
| Acadians in Lancaster Co., Pa | No definition provided | Christopher Rauch | 2023.12.01 |
| Acadians in Louisiana | No definition provided | Christopher Rauch | 2023.12.01 |
| Acadians in Lousiana | No definition provided | Christopher Rauch | 2023.12.01 |
| Acadians in Maine | No definition provided | Christopher Rauch | 2023.12.01 |
| Acadians in Pennsylvania | No definition provided | Christopher Rauch | 2023.12.01 |
| Acadians in the U.S. | No definition provided | Christopher Rauch | 2023.12.01 |
| Acagchemem nation | No definition provided | Christopher Rauch | 2023.12.01 |
| Acanthias | No definition provided | Christopher Rauch | 2023.12.01 |
| Acanthite | No definition provided | Ryan McGranaghan | 2023.04.16 |
| Acanthocephala | No definition provided | Christopher Rauch | 2023.12.01 |