I. ˈintə(r)+ˌ- noun
Etymology: inter- + space (n.); translation of Late Latin interspatium
1. : intervening space or time : interval: as
a. : a space between printed letters
b. : an air space in a building
c. : the space between two related body parts whether void or filled by another kind of structure
an interspace between dorsal fins
the skin of the interspace between the 5th and 6th ribs
2. : interplanetary or interstellar space
II. | ̷ ̷ ̷ ̷+ transitive verb
Etymology: inter- + space (v.)
: to put an interval between (two things) : separate (as the members of a series) by spaces
a line of interspaced hyphens