Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.


1. A biological agent, such as an infectious microorganism, or a condition that constitutes a threat to humans, especially in biological research or experimentation.
2. The potential danger, risk, or harm from exposure to such an agent or condition.

bi′o·haz′ard·ous (-ər-dəs) adj.


(Biology) material of biological origin that is hazardous to humans
ˌbioˈhazardous adj


(ˈbaɪ oʊˌhæz ərd)

1. a pathogen, esp. one used in or produced by biological research.
2. the health risk posed by such a pathogen.
bi`o•haz′ard•ous, adj.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.biohazard - hazard to humans or the environment resulting from biological agents or conditionsbiohazard - hazard to humans or the environment resulting from biological agents or conditions
health hazard - hazard to the health of those exposed to it
2.biohazard - any bacterium or virus or toxin that could be used in biological warfarebiohazard - any bacterium or virus or toxin that could be used in biological warfare
agent - an active and efficient cause; capable of producing a certain effect; "their research uncovered new disease agents"


n riesgo or peligro biológico
References in periodicals archive ?
The subject of a public contract is the delivery of two pieces of biohazard boxes.
M2 EQUITYBITES-January 22, 2016-Crime Scene Clean Up Parent Acquires 3 BioHazard Firms
All lab specimens are placed in biohazard bags before being placed in the tube to the lab.
com)-- Getting help in a hurry will soon be easier for Tampa-area property owners in need of biohazard cleanup, crime scene cleanup, and other specialized types of trauma cleanup services.
Each character comes with their own tin biohazard containment unit for play and storage.
3) Decontamination: When drying evidence, it is important to contain the biohazard fluids that may drip off evidence.
which allows the hospital to pulverize and sterilize infectious wastes from red biohazard bags and sharps containers, leaving a confetti-like material which can be disposed of or recycled.
Summary: Police in riot gear and biohazard suits have removed anti-Wall Street activists who have been camped outside the City Hall in Los Angeles.
WORCESTER - Veteran metalcore ax-man Bobby Hambel is psyched that the original members of his band Biohazard are going to rip up the place Friday night at the New England Metal and Hardcore Festival.
THREE vegans wearing biohazard suits protested against meat consumption in Cardiff yesterday.
Capcom's Biohazard - or Resident Evil, as we know it here - is being immortalised on stamps in Japan.
In all, six agencies took part in the three-hour drill organized as a dress rehearsal should the alarm sound on the biohazard detection system at the Santa Clarita Postal Distribution Center.