Pronunciation: (in-tûr'stis),[key] —n., —pl.-stic•esPronunciation: (-stu-sēz", -stu-siz).[key] 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. Rom. Cath. Ch.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.