Dictionary.com

hazardous

[ haz-er-duhs ]
/ ˈhæz ər dəs /
Save This Word!
See synonyms for: hazardous / hazardously / hazardousness on Thesaurus.com

adjective
full of risk; perilous; risky: a hazardous journey.
dependent on chance.
QUIZ
CAN YOU ANSWER THESE COMMON GRAMMAR DEBATES?
There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once again. Do you know how to answer the questions that cause some of the greatest grammar debates?
Question 1 of 7
Which sentence is correct?

Origin of hazardous

First recorded in 1570–80; hazard + -ous

OTHER WORDS FROM hazardous

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use hazardous in a sentence

British Dictionary definitions for hazardous

hazardous
/ (ˈhæzədəs) /

adjective
involving great risk
depending on chance

Derived forms of hazardous

hazardously, adverbhazardousness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
FEEDBACK