| the offspring of a zebra and a donkey. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| antedate | |
| —vb | |
| 1. | to be or occur at an earlier date than |
| 2. | to affix a date to (a document, etc) that is earlier than the actual date |
| 3. | to assign a date to (an event, etc) that is earlier than its previously assigned date |
| 4. | to cause to occur sooner |
| —n | |
| 5. | an earlier date |