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.

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 English Dictionary © …

5 days ago · hazardous (comparative more hazardous, superlative most hazardous) Risky; dangerous; with the nature of a hazard.

Aug 7, 2023 · “Hazardous” refers to something that poses a threat or danger to human health, the environment, or property. It can describe substances, activities, situations, or conditions that can …

Hazardous definition: Marked by danger; perilous.

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 that could …

Dec 28, 2025 · The term “hazardous” is often used to describe substances or situations that pose a threat to health, safety, or the environment. However, understanding what constitutes hazardous …

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

Some common synonyms of hazardous are dangerous, perilous, precarious, and risky. While all these words mean "bringing or involving the chance of loss or injury," hazardous implies great and …