hazardous

Meaning

Dangerous, risky, or potentially harmful

risky; dangerous; involving potential harm or loss

Involving risk or danger.

Example Sentences

Hazardous pollutants increase health risks.

Working with hazardous chemicals requires special training.

The workers wore masks to avoid inhaling hazardous chemicals.

Synonyms

risky, perilous, dangerous, unsafe, harmful

Entry 1

risky, perilous

Entry 2

dangerous, risky, perilous, unsafe

Entry 3

dangerous, risky, unsafe, perilous, harmful

Antonyms

safe, secure, harmless, protected

Entry 1

safe, secure

Entry 2

safe, secure, harmless, protected

Entry 3

safe, secure, harmless

Collocations

hazardous waste, hazardous materials, hazardous conditions, hazardous chemicals

Entry 2

hazardous waste, hazardous materials, hazardous conditions

Entry 3

hazardous materials, hazardous waste, hazardous conditions, hazardous chemicals