Definition of biohazard
: a biological agent or condition that is a hazard to humans or the environment; also : a hazard posed by such an agent or condition
biohazardous
\ˌbī-ō-ˈha-zər-dəs\ adjectiveIndulge Your Inner Word Nerd
Examples of biohazard in a Sentence
The gasoline spill created a serious biohazard.
1965
First Known Use of biohazard
1965
BIOHAZARD Defined for English Language Learners
biohazard
play
noun
Definition of biohazard for English Language Learners
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: a biological or chemical substance or situation that is dangerous to human beings and the environment
Medical Dictionary
biohazard
play
noun
bio·haz·ard
\ˈbī-ō-ˌhaz-ərd, -ˈhaz-\
Medical Definition of biohazard
: a biological agent or condition (as an infectious organism or insecure laboratory procedures) that constitutes a hazard to humans or the environment; also : a hazard posed by such an agent or condition
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