Mesencephalon

(n.) The middle segment of the brain; the midbrain. Sometimes abbreviated to mesen. See Brain.

Thesaurus Entries

arachnoid, arbor vitae, archipallium, between brain, brain stem, cerebellar hemispheres, cerebral cortex, cerebrospinal fluid, cerebrum, convolution, corpus callosum, corpus striatum, diencephalon, dura mater, endbrain, fissure, folia, forebrain, fornix, frontal lobe, glial cells, globus pallidus, gray matter, gyrus, hindbrain, hippocampus, hypothalamus, lenticular nucleus, limbic lobe, little brain, lobe, mantle, medulla oblongata, meninges, mesencephalon, metencephalon, midbrain, myelencephalon, neopallium, occipital lobe, optic chiasm, pallium, parietal lobe, pia mater, pineal body, pituitary body, pons, reticular system, rhombencephalon, subthalamus, telencephalon, temporal lobe, thalamus, ventricle, vermis, white matter