Jun 1, 2026 · The meaning of ABNORMAL is deviating from the normal or average; often : unusual in an unwelcome or problematic way. How to use abnormal in a sentence.

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ABNORMAL definition: not normal, average, typical, or usual; deviating from a standard. See examples of abnormal used in a sentence.

ABNORMAL definition: 1. different from what is usual or average, especially in a way that is bad: 2. different from…. Learn more.

Define abnormal. abnormal synonyms, abnormal pronunciation, abnormal translation, English dictionary definition of abnormal. adj. Not typical, usual, or regular; not normal; deviant. ab·nor′mal·ly adv. …

Nov 17, 2025 · Discover what “abnormal” truly means, how it’s used, and when it matters. Simple, expert-backed guide with examples and explanations.

2 meanings: 1. not normal; deviating from the usual or typical; extraordinary 2. informal odd in behaviour or appearance;.... Click for more definitions.

Jan 16, 2026 · Medical “abnormal” is a statistical term, not a judgment of health. Understand what your lab results truly mean.

If you get a snowstorm in the middle of July, you could say that you are experiencing “abnormal weather.” Something that is abnormal is out of the ordinary, or not typical.

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