The Collaborative International Dictionary
Mesocoele
Mesocoele \Mes`o*c[oe]"le\, Mesocoelia \Mes`o*c[oe]"li*a\, n. [NL. mesocoelia. See Meso-, and C[oe]lia.] (Anat.) The cavity of the mesencephalon; the iter.
Wiktionary
mesocoele
n. (context anatomy English) The cavity of the mesencephalon; the iter.