'Depressor nerve' definitions:

Definition of 'depressor nerve'

(from WordNet)
noun
Any nerve whose activity tends to reduce the activity or tone of the body part it serves [syn: depressor, depressor nerve]

Definition of 'Depressor nerve'

From: GCIDE
  • Depressor \De*press"or\, n.
  • 1. One who, or that which, presses down; an oppressor. [1913 Webster]
  • 2. (Anat.) A muscle that depresses or tends to draw down a part. [1913 Webster]
  • Depressor nerve (Physiol.), a nerve which lowers the activity of an organ; as, the depressor nerve of the heart. [1913 Webster]