(redirected from biohazards)
Also found in: Thesaurus, Medical, Encyclopedia.


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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(Biology) material of biological origin that is hazardous to humans
ˌbioˈhazardous adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(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.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


n riesgo or peligro biológico
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.
References in periodicals archive ?
The forum will attract more than 200 international and domestic experts and discuss various issues like enhancing sustainable use of natural resources, biohazards management as well as waste recycling and water management.
When drying evidence in a fume hood, it is often very difficult to maintain chain of custody, prevent cross-contamination and properly decontaminate the work area of biohazards. If you are currently drying evidence in a fume hood, it might be time to consider purchasing an evidence drying cabinet instead.
Recycling sharps and sharps containers is an increasingly popular practice in the United States, and it is a great practice for reducing the amounts of incinerated biohazards. Several waste management companies offer sharps container recycling programs through which full containers are emptied, sterilized, and returned for reuse.
The cleaners enter the premise expected but discretely, and effectively remove contaminates and biohazards that could otherwise result in infectious disease.
The second volume covers evaluation and control and includes new chapters on recognition and evaluation of physical agents and biohazards such as bioaerosols, bloodborne pathogens, and mycobacteria communicable diseases.
From cleaning products to pesticides, paint dust, lead particles in the carpet, or even plastic toys, Up Close & Toxic reveals numerous sources of potential biohazards and recommends alternatives to promote healthier breathing indoors.