hazardous
/ˈhazədəs
/adjective
Risky; dangerous: we work in hazardous conditions it is hazardous to personal safety...
- He added that it would be wrong to assume that mobile phones were hazardous to human health.
- He has been asked whether emissions from the refinery are hazardous to human health.
- At least one candidate in the election reports that campaigning has proven hazardous to his health.
Synonyms
dangerous, risky, unsafe, perilous, precarious, insecure, tricky, unpredictable, uncertain, high-risk, touch-and-go, fraught with danger
informal dicey, hairy, sticky, iffy
British informal dodgy
North American informal gnarly
archaic or humorous parlous
chancy, uncertain, undependable, unpredictable, precarious, speculative
Derivatives
hazardously
/ adverb ...- When the weight that physicians know to be hazardously overweight is considered normal weight by the general public, major health problems are on the horizon.
- He envisaged himself wobbling on the edge of an invisible cliff, leaning hazardously this way and that.
- Five drivers were caught driving hazardously under the influence of liquor.
hazardousness
/ noun ...- These chemicals were sorted in a descending order of their hazardousness probability.
- He sprayed ignition-retardant on the ground to reduce the hazardousness of the spilled gasoline.
Origin
Mid 16th century: from French hasardeux, from hasard 'chance' (see hazard).