Word.ws English Dictionary

biohazard

/ˈbaɪəʊˌhæzəd/US/ˈbaɪoʊˌhæzɚd/

biohazard noun: a biological hazard: a source of risk due to some biological factor such as bacteria or human waste.

biohazard: a biological hazard: a source of risk due to some biological factor such as bacteria or human waste
Image: Silsor, Public domain, via Wikimedia Commons

Noun

biohazard (plural biohazards)

  1. A biological hazard: a source of risk due to some biological factor such as bacteria or human waste.
    • The OSHA procedures for this type of environment required all investigative and emergency response personnel to wear PPE when they accessed those areas of the accident site containing biological hazards and undergo decontamination procedures after departing the biohazard area.1999 March 24, National Transportation Safety Board, “1.19 New Investigative Techniques”, in Aircraft Accident Report: Uncontrolled Descent and Collision with Terrain, USAir Flight 427, Boeing...
    • South Western Railway's Basingstoke station has donated surplus biohazard waste bags to the nearby St Michael's Hospice.2020 August 12, “News in Brief: Donation to hospice”, in Rail, page 31
    Antonyms:
    biosafety

biohazard meaning in Bengali, Sinhala, Arabic and Persian

biohazard in Bengali

জৈব বিপদ

biohazard in Sinhala

biological risk
අන්තරායකර ජෛවීය ද්රව්ය antarāyakara jaiwīya drawya

biohazard in Arabic

biological risk
خطر بيولوجيّ

biohazard in Persian

biological risk
مخاطرهٔ زیستی moxātere-ye zisti, خطر زیستی xatar-e zisti

Antonyms of biohazard

Forms of biohazard

pluralbiohazards

Plural of biohazard: biohazards

Origin of biohazard

From bio- + hazard.

Words formed from biohazard

Phrases with biohazard

Questions about biohazard

What does biohazard mean?
Biohazard means a biological hazard: a source of risk due to some biological factor such as bacteria or human waste.
What is biohazard in Bengali?
Biohazard in Bengali is জৈব বিপদ. See Biohazard meaning in Bengali.
What part of speech is biohazard?
Biohazard is a noun.
How do you pronounce biohazard?
Biohazard is pronounced /ˈbaɪəʊˌhæzəd/ (UK).
What is the plural of biohazard?
The plural of biohazard is biohazards.

Words near biohazard in the dictionary

  1. biohacking
  2. biohacks
  3. biohalogenation
  4. biohalogenations
  5. biohardware
  6. biohazard
  7. biohazard symbol
  8. biohazard symbols
  9. biohazardous
  10. biohazards
  11. bioheat

Source and license

Adapted from Wiktionary: biohazard (page history and authors); Biohazard (Bengali Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Hewsos-biohazard.wav.

Cite this entry: “biohazard.” Word.ws, https://word.ws/biohazard. Based on Wiktionary, CC BY-SA 4.0.