Hypersensitivity - Definitions from Dictionary.com

4 results for: Hypersensitivity

Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

hy·per·sen·si·tive

Audio Help [hahy-per-sen-si-tiv] Pronunciation Key

–adjective

1.	excessively sensitive: to be hypersensitive to criticism.

2.	allergic to a substance to which persons do not normally react.

[Origin: 1870–75; hyper- + sensitive

]

—Related forms

hy·per·sen·si·tive·ness, hy·per·sen·si·tiv·i·ty, noun

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

Encyclopædia Britannica, Inc.
Hypersensitivity

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American Heritage Dictionary - Cite This Source - Share This

hy·per·sen·si·tive Audio Help (hī'pər-sěn'sĭ-tĭv) Pronunciation Key
adj. Highly or excessively sensitive.

hy'per·sen'si·tive·ness, hy'per·sen'si·tiv'i·ty (-tĭv'ĭ-tē) n.

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

WordNet - Cite This Source - Share This

hypersensitivity
noun
1.	pathological sensitivity
2.	extreme sensitivity

American Heritage New Dictionary of Cultural Literacy, Third Edition - Cite This Source - Share This
hypersensitivity

An excessive or abnormal sensitivity to a substance. A person who is hypersensitive to a certain drug will often suffer a severe allergic reaction (see allergy) if given the drug.

[Chapter:] Medicine and Health

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