ITER is short for the International Thermonuclear Experimental Reactor. Iter, Latin for "road" or "way", can also refer to:
Ancient Egyptian Schoenus, a unit of length similar to a league Eyre (legal term), a medieval English court circuit Iterator, a computer programming function Cerebral aqueduct
See also Itter (disambiguation) List of Latin phrases (I) Ancient Egyptian units of measurement Iteration (disambiguation)