the world > life > biology > biological processes > action of nervous system > 			[adjective]		 > reception or transmission of impulses > transmitters (2)		
Originally: both neural and humoral. Later: of, relating to, involving, or of the nature of a neurohumour; neurohormonal.
Of, relating to, involving, or of the nature of a neurohormone. Also: = neuroendocrine, adj.