ABNORMAL Definition & Meaning

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.

Abnormal

abnormal (æbˈnɔːməl) adj 1. not normal; deviating from the usual or typical; extraordinary 2. informal odd in behaviour or appearance; strange

abnormal, adj. & n. meanings, etymology and more | Oxford English

abnormal, adj. & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

ABNORMAL Definition & Meaning | Dictionary

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

ABNORMAL definition and meaning | Collins English Dictionary

Someone or something that is abnormal is unusual, especially in a way that is worrying.

abnormal

Adjective 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

abnormal adjective

Definition of abnormal adjective from the Oxford Advanced Learner''s Dictionary. different from what is usual or expected, especially in a way that worries somebody or is harmful or not wanted. They

Abnormal Definition & Meaning | YourDictionary

Abnormal definition: Not typical, usual, or regular; not normal; deviant.

ABNORMAL | English meaning

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

abnormal

WordReference Random House Learner''s Dictionary of American English © 2026 ab•nor•mal /æbˈnɔrməl/ adj. not normal or usual: His wild behavior that day was clearly abnormal.