adjective · formal
hazardous
UK/ˈhæzədəs/US/ˈhæzərdəs/HAZ·ar·dous
Band 5-6task2task1speaking
dangerous, especially to people's health or safety; risky
Examples
“Hazardous chemicals must be stored in labelled containers.”
“Disposing of hazardous waste requires strict procedures.”
“Smoking in enclosed spaces creates hazardous conditions for others.”
Band 8 sentence
“Proper protocols must be enforced when transporting hazardous materials to prevent environmental contamination.”
Collocations
- hazardous waste
- hazardous chemicals
- hazardous to health
Word family
hazardous adjectivehazard noun
Common mistakes
This chemical is hazardous for human.→This chemical is hazardous to humans.
Say it for a higher band
5dangerous→6risky→7+hazardous
Synonyms
dangerous
Easily confused
dangerous
“It is dangerous to stand on that cliff edge.”
Related words
Learn this word with the rest of its set, and get reminded at the right time.
In -ous
Learn it with its set