biohazard

/ˈbaɪoʊˌhæzərd/
noun
  1. A biological substance that is dangerous to people or the environment.
    • The spill was treated as a biohazard and the area was sealed off.
    • Used needles are considered a biohazard and must be handled carefully.
    • The lab has a special container for disposing of biohazards.
What does "biohazard" mean? | whatsthatwordmean | whatsthatwordmean