Cär'di-ac or Cär-di'ac-al, a.

a. [Fr. cardiaque, Lat. cardiacus, Gr. καρδιακός, from καρδία, heart.]

1. (Anat.) (a.) Pertaining to or resembling the heart; as, the cardiac arteries. (b.) Pertaining to the upper orifice of the stomach. Dunglison.
2. Exciting action in the heart, through the medium of the stomach; having the quality of stimulating action in the system, invigorating the spirits, and giving strength and cheerfulness. H. More.