Wiktionary
biohazard symbol
n. A symbol that is universally recognized as a warning against substances that pose a threat to the health of living organisms, primarily that of humans.
Usage examples of "biohazard symbol".
On the wall beside the door was the yellow-and-black warning of the international biohazard symbol.
Each biobox was marked with a biohazard symbol and a simple label: X-FLU II.
He held the big industrial dustpan carefully, headed for the inbuilt hospital-style sharps container, the one with the barbed biohazard symbol.
Chia noticed that the quilted International Biohazard symbol on the plaid bag was almost exactly the color of the fur on the bed.