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.

DANGEROUS meaning: 1. A dangerous person, animal, thing, or activity could harm you: 2. A dangerous person, animal…. Learn more.

Definition of dangerous adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

1. something that may cause harm or injury.

dan•ger•ous•ly, adv. WordReference Random House Unabridged Dictionary of American English © 2025 dan•ger•ous (dān′ jər əs, dānj′ rəs), adj. full of danger or risk; causing danger; perilous; …

Definition of dangerous. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.

Aug 6, 2025 · Uncover the meaning of "dangerous." This glossary entry provides definitions, etymology, real-world examples, synonyms, antonyms, and common phrases, enhancing your …

DANGEROUS meaning: 1 : involving possible injury, harm, or death characterized by danger often + to; 2 : able or likely to cause injury, pain, harm, etc.

Master the word "DANGEROUS" in English: definitions, translations, synonyms, pronunciations, examples, and grammar insights - all in one complete resource.

DANGEROUS definition: full of danger danger or risk; causing danger; danger; perilous; risky; hazardous; unsafe. See examples of dangerous used in a sentence.