hazardous

[ haz-er-duhs ]
/ ˈhæz ər dəs /

adjective

full of risk; perilous; risky: a hazardous journey.
dependent on chance.

Origin of hazardous

First recorded in 1570–80; hazard + -ous

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hazardous

British Dictionary definitions for hazardous

hazardous

/ (ˈhæzədəs) /

adjective

involving great risk
depending on chance

Derived Forms

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