prefix
Etymology: Middle English inter-, entre-, enter-; Middle English inter-, from Middle French & Latin; Middle French, from Latin, from inter; Middle English entre-, from Old French, from Latin inter-; Middle English enter-, from Middle French & Latin; Middle French entre-, from Old French, from Latin inter-; akin to Old High German untar between, among, Old Norse ithrar, plural, intestines, Old Irish etar, eter between, among, Greek enteron intestine, Sanskrit antar between, within, in, and Old English in — more at in
1. : between, among, in the midst
inter mediate
inter polar
inter space
2. : mutual, reciprocal
inter marry
inter mesh
inter relation
inter twine
3. : between or among the parts of
inter costal
inter dental
4. : carried on between
inter collegiate
inter communication
inter national
5. : occurring between : intervening
inter glacial
inter tidal
6. : shared by or derived from two or more
inter departmental
inter faith
7. : between the limits of : within
inter tropical