Definition of Acrophobia
Acrophobia: An abnormally excessive and persistent fear of heights. Sufferers experience severe anxiety even though they usually realize that, as a rule, heights pose no real threat to them.
Derived from the Greek "acron", height + "phobos", fear.
Source: MedTerms™ Medical Dictionaryhttp://www.medterms.com/script/main/art.asp?articlekey=9944
Last Editorial Review: 6/14/2012
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