Source : Webster's Revised Unabridged Dictionary (1913)

Salience \Sa"li*ence\, n. [See {Salient}.]
   1. The quality or condition of being salient; a leaping; a
      springing forward; an assaulting.

   2. The quality or state of projecting, or being projected;
      projection; protrusion. --Sir W. Hamilton.

Source : WordNet®

salience
     n : the state of being salient [syn: {saliency}, {strikingness}]