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1. Dictionary

   hazardous

   /ˈhazədəs/

   adjective

   • 1. risky; dangerous: "we work in hazardous conditions" Similar dangerousriskyunsafeperilousprecariousinsecuretrickyunpredictableuncertainhigh-risktouch-and-gofraught with dangerinformal:diceyhairystickyiffydodgygnarlyarchaic, humorous:parlouschancyuncertainundependableunpredictableprecariousspeculativeOpposite safesecurecertain

   Word Origin mid 16th century: from French hasardeux, from hasard ‘chance’ (see hazard).

   Derivatives

   • 1. hazardously adverb
   • 2. hazardousness noun

   Scrabble Points: 22

   • H

     4

   • A

     1

   • Z

     10

   • A

     1

   • R

     1

   • D

     2

   • O

     1

   • U

     1

   • S

     1

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   More definitions, origin and scrabble points

2. dictionary.cambridge.org › dictionary › englishHAZARDOUS | English meaning - Cambridge Dictionary

   dictionary.cambridge.org › dictionary › english

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   HAZARDOUS definition: 1. (of substances, materials, activities, or conditions) dangerous: 2. (of substances, materials…. Learn more.

3. www.merriam-webster.com › dictionary › hazardousHazardous Definition & Meaning - Merriam-Webster

   www.merriam-webster.com › dictionary › hazardous

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   The meaning of HAZARDOUS is involving or exposing one to risk (as of loss or harm). How to use hazardous in a sentence. Synonym Discussion of Hazardous.

4. www.collinsdictionary.com › dictionary › englishHAZARDOUS definition and meaning | Collins English Dictionary

   www.collinsdictionary.com › dictionary › english

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   Something that is hazardous is dangerous, especially to people's health or safety.

5. www.thefreedictionary.com › hazardousHazardous - definition of hazardous by The Free Dictionary

   www.thefreedictionary.com › hazardous

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   Define hazardous. hazardous synonyms, hazardous pronunciation, hazardous translation, English dictionary definition of hazardous. adj. 1. Marked by danger; perilous. 2. Depending on chance; risky. haz′ard·ous·ly adv. haz′ard·ous·ness n. American Heritage® Dictionary of the English...

6. dictionary.cambridge.org › us › dictionaryHAZARDOUS | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › us › dictionary

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   (of substances, materials, activities, or conditions) dangerous: Hazardous waste must be properly disposed of. Heavy snow fell overnight, making road conditions hazardous. hazardous chemicals / substances / cargo. a hazardous journey / occupation. Compare. risky. Thesaurus: synonyms, antonyms, and examples. able to harm you.

7. www.vocabulary.com › dictionary › hazardousHazardous - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › hazardous

   The noun "hazard" means something dangerous, and the adjective hazardous refers to anything that involves danger. A golf course with lots of sand traps is especially hazardous for golfers. That's why those traps are called hazards.

8. dictionary.cambridge.org › dictionary › learner-englishHAZARDOUS | meaning - Cambridge Learner's Dictionary

   dictionary.cambridge.org › dictionary › learner-english

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   (Definition of hazardous from the Cambridge Learner's Dictionary © Cambridge University Press) Translations of hazardous. in Chinese (Traditional) 危險的… See more. in Chinese (Simplified) 危险的… See more. in Spanish. peligroso, peligroso/osa [masculine-feminine]… See more. in Portuguese. arriscado, perigoso, perigoso/-sa… See more. in more languages.

9. www.oxfordlearnersdictionaries.com › us › definitionhazardous - Oxford Learner's Dictionaries

   www.oxfordlearnersdictionaries.com › us › definition

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   hazardous. adjective. /ˈhæzədəs/. /ˈhæzərdəs/. involving risk or danger, especially to somebody’s health or safety. hazardous waste/materials/substances/chemicals. They endured a hazardous journey through thickening fog. It would be hazardous to invest so much.

10. www.dictionary.com › browse › hazardousHAZARDOUS Definition & Meaning | Dictionary.com

    www.dictionary.com › browse › hazardous

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    Hazardous definition: full of risk; perilous; risky. See examples of HAZARDOUS used in a sentence.

11. www.ldoceonline.com › dictionary › hazardoushazardous | meaning of hazardous in Longman Dictionary of...

    www.ldoceonline.com › dictionary › hazardous

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    hazardous meaning, definition, what is hazardous: dangerous, especially to people’s health...: Learn more.