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Andromeda strain

noun
1.
an infectious pathogen that mutates unpredictably into new forms and shows extreme resistance to destruction by conventional means.
Origin
1970-1975
1970-75; after such a pathogen in a novel of the same name (1969) by U.S. author Michael Crichton (born 1942)
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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