Webster’s Revised Unabridged Dictionary · 1913
Mesencephalon
Mes′en·ceph′a·lon, n. [NL. See Meso- and Encephalon.] (Anat.) The middle segment of the brain; the midbrain. Sometimes abbreviated to mesen. See Brain.
Webster’s Revised Unabridged Dictionary · 1913
Mes′en·ceph′a·lon, n. [NL. See Meso- and Encephalon.] (Anat.) The middle segment of the brain; the midbrain. Sometimes abbreviated to mesen. See Brain.