cardioactive: Meaning and Definition of

car•di•o•ac•tive

Pronunciation: (kär"dē-ō-ak'tiv), [key]
— adj. Pharm.
  1. of or pertaining to a drug or other substance affecting the function of the heart.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.