1. Cooling; reducing slight fever. 2. An agent that gives a sensation of coolness or relieves feverishness. [L. re-frigero, pp. -atus, pr. p. -ans, to make cold, fr. frigus (frigor-), cold]
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re·frig·er·ant ri-'frij-(ə-)rənt adj allaying heat or fever
refrigerant n a medicine or an application for allaying fever or its symptoms
Medical dictionary. 2011.