1) Between or among others 2) Intermediate 3) Intervening 
intervening; situated between two things
• (a.) Lying or being between or among; intervening; as, interjacent isles.
In`ter·ja'cent adjective [ Latin interjacens , -entis , present participle of interjacere to lie between; inter between + jac...re to lie.] Lying or being between or among; intervening; as, interjacent isles. Sir W. Raleigh. 
between or among others; intervening; intermediate.