iter
I"ter, n. Etym: [L. See Eyre.] (Anat.) Defn: A passage; esp., the passage between the third and fourth ventricles in the brain; the aqueduct of Sylvius.
I"ter, n. Etym: [L. See Eyre.] (Anat.) Defn: A passage; esp., the passage between the third and fourth ventricles in the brain; the aqueduct of Sylvius.