interneurone, internunciary neurone

interneurone, internunciary neurone

or

intermediate neurone

a nerve cell which receives impulses from an afferent neurone and transmits it to an efferent neurone in a typical REFLEX ARC. In vertebrates such nerve cells are confined to the grey matter of the CNS.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005