| Interstice 1. (n.) A small opening between things closely set; a pore; a crack; a crevice; an interval; as, the interstices of a wall. 2. (n.) An interval of time; specifically (R. C. Ch.), in the plural, the intervals which the canon law requires between the reception of the various degrees of orders. Thesaurus Entries caesura, clearance, discontinuity, distance between, double space, em space, en space, freeboard, hair space, half space, hiatus, interim, intermediate space, interruption, interspace, interval, jump, lacuna, leap, leeway, margin, room, single space, space, space between, time interval |