Medical Definition of Arachnophobia
Arachnophobia: An abnormal and persistent fear of spiders. Sufferers from arachnophobia experience undue anxiety, even though they realize that the risk of encountering a spider and being harmed by it is small or nonexistent. They may avoid going barefoot and may be especially alert when taking showers or getting into and out of bed.Source: MedTerms™ Medical Dictionary
Last Editorial Review: 3/19/2012
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