interspatial,a.|ɪntəˈspeɪʃ(ɪ)əl| [f. L. type *interspati-um as =interspace + -al1: cf. spatial.] Of or belonging to an interspace, esp. in Entom. to one of the interspaces or areas between the veins on an insect's wing. Hence interˈspatiallyadv., in relation to an interspace.