Meaning & use
biohazard
A biological substance, such as a virus or contaminated material, that poses a risk to human health.
See it in a sentence
The lab technician disposed of the used needles in a marked biohazard bin.
Workers wore full protective suits to handle the biohazard safely.
A note on using this word
Often labeled with a distinctive orange or yellow symbol on containers, signs, and hazardous waste bags.
Words with a similar meaning
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