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merriam-webster.com
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ABNORMAL Definition & Meaning - Merriam-Webster
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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dictionary.com
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ABNORMAL Definition & Meaning | Dictionary.com
Abnormal definition: not normal, average, typical, or usual; deviating from a standard.. See examples of ABNORMAL used in a sentence.
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cambridge.org
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ABNORMAL | English meaning - Cambridge Dictionary
ABNORMAL definition: 1. different from what is usual or average, especially in a way that is bad: 2. different from…. Learn more.
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collinsdictionary.com
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ABNORMAL definition and meaning | Collins English Dictionary
Someone or something that is abnormal is unusual, especially in a way that is worrying.
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thefreedictionary.com
https://www.thefreedictionary.com/abnormal
Abnormal - definition of abnormal by The Free Dictionary
abnormal (æbˈnɔːməl) adj 1. not normal; deviating from the usual or typical; extraordinary 2. informal odd in behaviour or appearance; strange
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wiktionary.org
https://en.wiktionary.org/wiki/abnormal
abnormal - Wiktionary, the free dictionary
abnormal (comparative more abnormal, superlative most abnormal) Not conforming to rule or system; deviating from the usual or normal type. [First attested around the mid 19th century.][4] quotations
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wordreference.com
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abnormal - WordReference.com Dictionary of English
WordReference Random House Learner's Dictionary of American English © 2025 ab•nor•mal /æbˈnɔrməl/ adj. not normal or usual: His wild behavior that day was clearly abnormal. ab•nor•mal•i•ty /ˌæbnɔrˈmælɪti/ n. [countable], pl. -ties. ab•nor•mal•ly, adv. See -norm-.