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Specific Phobia
An anxiety disorder characterized by an intense, irrational fear cued by the presence or anticipation of a specific object or situation. Exposure to the phobic stimulus immediately provokes an anxiety response. In adults, the specific phobia is recognized as excessive or unreasonable. (NCI Thesaurus)
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The density (mass per unit volume) of any material divided by that of water at a standard temperature.
A taxonomic category below species group.
The taxonomic ranking including both species and subspecies.
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