car·di·o·ac·cel·er·a·tor 
(kär′dē-ō′ăk-sĕlə-rā′tər)
(kär′dē-ō′ăk-sĕlə-rā′tər)n.
An agent, such as a drug, that increases the heart rate.
car′di·o′ac·cel′er·ation n.
- precipitation
- precipitative
- precipitator
- precipitin
- precipitinogen
- precipitous
- precipitously
- precipitousness
- precise
- precisely
- preciseness
- precisian
- precisianism
- precision
- precisionism
- precisionist
- preclinical
- preclude
- preclusion
- preclusive
- preclusively
- precocial
- precocious
- precociously
- precociousness