| a. | 1. | (Anat.) Pertaining to, resembling, or hear the heart; | ||||||
| 2. | (Med.) Exciting action in the heart, through the medium of the stomach; cordial; stimulant.
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| n. | 1. | (Med.) A medicine which excites action in the stomach; a cardial. | ||||||
| Adj. | 1. | cardiac - of or relating to the heart; "cardiac arrest" |