Meanings
-
1
adj
Dangerous or risky; likely to cause harm.
The factory must store its hazardous chemicals safely.
Thesaurus
Opposites
non-hazardousnonhazardous
Word family
Derived forms
biohazardousextrahazardousgeohazardoushazardouslyhazardousnesshazmatultrahazardousunhazardous
Etymology
From Middle French hasardeux, equivalent to hazard + -ous.
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