verb, -dat⋅ed, -dat⋅ing, noun | 1. | to be of older date than; precede in time: The Peruvian empire antedates the Mexican empire. |
| 2. | predate (def. 1). |
| 3. | to assign to an earlier date: to antedate a historical event. |
| 4. | to cause to return to an earlier time: to antedate one's thoughts by remembering past events. |
| 5. | to cause to happen sooner; accelerate: The cold weather antedated their departure from the country. |
| 6. | Archaic. to take or have in advance; anticipate. |
| 7. | a prior date. |