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  • (adjective) - (1) Causing cold; a word used in science. From frigorificus, frigus, and facio, Latin. "Frigorific atoms or particles mean those nitrous salts which float in the air in cold weather, and occasion freezing."

    --Samuel Johnson's Dictionary of the English Language, 1755

    (2) Frigerifick particles, in Philosophy, small particles that are of a matter essentially cold.

    --Nathaniel Bailey's Etymological English Dictionary, 1742

    January 14, 2018