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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 ?
While conventional nebulizers rely on aqueous propellants, the BioSim MDD disperses its contents as a dry aerosol, enabling the particles to flow through the air like an actual biohazard.
Records' BIOHAZARD will be the featured guest on a special Wednesday, September 4th edition of Warner Bros.
Procurementfurniture Delivery Laboratory and Office, Furniture for Laboratories with Special Arrangements for Disposal of Risk of Biohazard (Clean Room) and Some Equipment and Accessories for Contract Poscce - Axa Ii, Operation 2.
Cytomation's new CytoShield(TM) Biohazard Containment System provides this protection.
This bombardment will effectively kill the spores and eliminate the biohazard threat.
The entire aliquotting process is completed in an enclosed environment without manual assistance or intervention, ensuring that staff remains safe from injury or biohazard contamination.
Conley says his house has become a worthless biohazard floating atop eight feet of rancid, sewage-saturated sludge.
This week the watchdog agency also cited flaws in the Pentagon's count of protective biohazard suits for its troops.
While objecting to requirements that biohazard detectors be installed at major seaports by 2007, the White House generally supports the measure.
Just to handle the Ebola virus, scientists must wear space suits and employ the strictest biohazard precautions.
Even if a suspicious substance is not truly a biohazard, or if it is a hoax, first responders are only aware of this after following proper procedure verifying the presence of a biohazard.
part 3 public procurement: laminar box class ii / b (1 500 mm) - biohazard,