Iter

Origin

Latin .

Full definition of iter

Noun

1. (anatomy) A passage, especially the passage between the third and fourth ventricles in the brain; the cerebral aqueduct.
• 1916, Mayo Clinic, Collected Papers of the Mayo Clinic and the Mayo Foundation (page 869)This fluid passes through the main iters which connect the various ventricles and filters through the thin membranes of the brain and cord, equalizing the pressure at all points.