collisionless

Adjective

 * 1)  That does not involve a collision between particles, bodies, plasmas or waves.
 * 2)  Without the possibility of data packets colliding on the network.
 * A token ring network is collisionless, but an Ethernet network is not.
 * 1)  Without the possibility of items having the same value, which would prevent reliable lookup.
 * a collisionless hash