English edit

 
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Etymology edit

bio- +‎ threat

Noun edit

biothreat (plural biothreats)

  1. A threat from biological weapons.
    • 2009 May 4, Anemona Hartocollis, “New York’s Lab (Don’t Ask Where It Is) Readies Its Own Tests for the New Strain”, in New York Times[1]:
      Before a tour of the biothreat response testing laboratory on Sunday, visitors had to promise not to reveal its location.