Medical Definition of red nucleus
: a nucleus of gray matter in the tegmentum of the midbrain on each side of the middle line that receives fibers from the cerebellum of the opposite side by way of the superior cerebellar peduncle and gives rise to fibers of the rubrospinal tract of the opposite side
Love words? Need even more definitions?Merriam-Webster unabridged
Words at Play
Ask the Editors
- On Contractions of Multiple Words
- A Look at Uncommon Onomatopoeia
- Is Singular 'They' a Better Choice?