| congelation | Synonym: freezing. 2. Obsolete term for frostbite. Origin: L. Con-gelo, pp. -atus, to freeze (05 Mar 2000) |
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| congelation urticaria | Wheal formation that develops after exposure to lowered temperatures, with or without demonstrable passive-transfer antibodies. Synonym: congelation urticaria. (05 Mar 2000) |