. | 1. | an intervening space. |
| 2. | a small or narrow space or interval between things or parts, esp. when one of a series of alternating uniform spaces and parts: the interstices between the slats of a fence. |
| 3. | Roman Catholic Church. the interval of time that must elapse, as required by canon law, before promotion to a higher degree of orders. |
| 4. | an interval of time. |

interstice in·ter·stice (ĭn-tûr'stĭs)
n. pl. in·ter·stic·es (-stĭ-sēz', -sĭz)
A small area, space, or hole in the substance of an organ or tissue.