Antiperiodic /(ăn`tĭ*pē`rĭ*ŏd"ĭk)/
An·ti·pe·ri·od·ic
Antiperiodic
n.
- A remedy possessing the property of preventing the return of periodic paroxysms, or exacerbations, of disease, as in intermittent fevers. (Med.)
An·ti·pe·ri·od·ic