: a substance that is readily vaporizable at relatively low temperature : a volatile substance. Did you know? Volatile was originally for the birds—quite literally. Back in the 14th century, the word was a …

VOLATILE definition: 1. likely to change suddenly and unexpectedly, especially by getting worse: 2. likely to change…. Learn more.

VOLATILE definition: evaporating rapidly; passing off readily in the form of vapor. See examples of volatile used in a sentence.

Think of it as the opposite of stable. A person who is volatile loses his or her temper suddenly and violently. A volatile political situation could erupt into civil war. When the stock market is volatile, it …

Volatile is an adjective to describe something unstable, unpredictable, or prone to rapid change. It often refers to a situation, substance, or person that can easily become explosive or out of control.

Find 92 different ways to say VOLATILE, along with antonyms, related words, and example sentences at Thesaurus.com.

Learn what volatile means with clear definitions, pronunciation, synonyms, and real-world examples. Simple explanations to help you use volatile correctly.