biohazard
0 antonyms and opposites of biohazard, grouped by meaning.
Noun — A biological substance, such as bacteria, a virus, or human waste, that poses a risk to health.
How to use biohazard
The word patterns that sound natural to a native speaker.
Etymology
A compound of "bio-" (life/living) and "hazard," coined in the mid-20th century as biological safety became a formal field.
Full origin of biohazard →Frequently asked questions
What does “biohazard” mean?
The word “biohazard” means a biological substance, such as bacteria, a virus, or human waste, that poses a risk to health. In plain terms, something biological — like infected material or contaminated waste — that could make you sick.
How do you pronounce “biohazard”?
“Biohazard” is pronounced BEYE-oh-ha-zuhd (/ˈbaɪoʊˌhæzɚd/ in IPA).
How do you use “biohazard” in a sentence?
Here is “biohazard” used in a sentence: “The lab disposed of the samples in a marked biohazard bin.”
What part of speech is “biohazard”?
“Biohazard” is a noun.
Where does the word “biohazard” come from?
The word “biohazard” dates back to around 1900. A compound of "bio-" (life/living) and "hazard," coined in the mid-20th century as biological safety became a formal field.