dangerous, hazardous, precarious, perilous, risky mean bringing or involving the chance of loss or injury. dangerous applies to something that may cause harm or loss unless dealt with carefully.

Define hazardous. hazardous synonyms, hazardous pronunciation, hazardous translation, English dictionary definition of hazardous. adj. 1. Marked by danger; perilous.

HAZARDOUS definition: full of risk; perilous; risky. See examples of hazardous used in a sentence.

Add to word list dangerous and involving risk, especially to someone's health: hazardous industries / materials / substances (Definition of hazardous from the Cambridge Business …

What is hazardous energy? Energy sources including electrical, mechanical, hydraulic, pneumatic, chemical, thermal, or other sources in machines and equipment can be hazardous …

Something that is hazardous is dangerous, especially to people's health or safety. They have no way to dispose of the hazardous waste they produce. Passive smoking can be hazardous to …

Definition of hazardous adjective from the Oxford Advanced Learner's Dictionary. involving risk or danger, especially to somebody’s health or safety. They endured a hazardous journey through …

Hazardous refers to anything that presents a potential source of danger, harm, or risk to the health, safety, or environment. This could involve objects, substances, activities, or situations …

These are hazardous chemicals that can cause death if inhaled. Smoking can be hazardous to your health.

The noun "hazard" means something dangerous, and the adjective hazardous refers to anything that involves danger. A golf course with lots of sand traps is especially hazardous for golfers. …