systaltic: Meaning and Definition of

sys•tal•tic

Pronunciation: (si-stôl'tik, -stal'-), [key]
— adj. Physiol.
  1. rhythmically contracting.
  2. of the nature of contraction.
  3. characterized by alternate contraction and dilation, as the action of the heart.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.