biohazard

• Substance ou agent biologique (bactérie, virus, toxine) qui présente un danger pour la santé humaine ou pour l'environnement, notamment dans un contexte de laboratoire ou de guerre biologique.

A noun referring to a biological substance or condition that poses a threat to humans or the environment, including bacteria, viruses, or toxins that could be used in biological warfare.

1. Biological threat to healthB2formalscientific

   A biological substance or condition that poses a risk to humans, animals, or the environment.

   Risque biologique

   • The lab was closed due to a biohazard spill.
   • Workers must wear protective suits when handling biohazards.
   • Proper disposal of medical waste prevents biohazard contamination.

2. Infectious agentC1formalmedical

   A bacterium, virus, or toxin that could be used as a weapon in biological warfare.

   Agent biologique pathogène

   • The government monitors potential biohazards that could be weaponized.
   • Anthrax is considered a serious biohazard in bioterrorism.
   • International treaties restrict the development of biohazards for warfare.

   Synonymesbiological agentbiological weaponbioweaponinfectious agent