Font Size

Definition of Absence seizure

Absence seizure: A seizure that takes the form of a staring spell. The person suddenly seems to be "absent." An absence seizure involves a brief loss of awareness, which can be accompanied by blinking or mouth twitching. Absence seizures have a very characteristic appearance on an electroencephalogram (EEG).

Also called a petit mal seizure.

Source: MedTerms™ Medical Dictionary
Last Editorial Review: 6/14/2012

Medical Dictionary Definitions A - Z

Search Medical Dictionary

Medical Dictionary