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Definition of: refrigerant
(ri·frij′ər·ənt) adjective
Cooling or freezing; allaying heat or fever.
—noun
1. Any medicine or material, as ice, which reduces abnormal heat of the body.
2. A substance used for obtaining and maintaining a low temperature, as carbon dioxide, ammonia, or methyl chloride; a freezing mixture; a freezing agent. [<L refrigerans, -antis, ppr. of refrigerare. See REFRIGERATE.]
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