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 interˈspatially adv., in relation to an interspace.