Allergy

Etymology
From Allergie:. Coined by Austrian pediatrician Clemens von Pirquet in 1906 from ἄλλος: + ἔργον:, on the model of Energie:.

Pronunciation

 * ,, {{SAMPA|/"{l@rdZi/}}

Noun

 * 1)  A disorder of the immune system causing adverse reactions to substances (allergens) not harmful to most and marked by the body's production of histamines and associated with atopy, anaphylaxis, and asthma.
 * 2)  Any condition of hypersensitivity to a substance.
 * 3) Altered susceptibility to a first treatment as exhibited in reaction to a subsequent one.
 * 4)  An antipathy, as toward a person or activity.
 * He is allergic to reality TV.

Synonyms

 * type 1 hypersensitivity
 * intolerance

Hypernyms

 * hypersensitivity

Derived terms

 * allergen
 * allergic


 * allergologist
 * allergology

Thesaurus
abhorrence; abnormality; abomination; acute disease; affection; affliction; ailment; allergen; allergic disease; allergic disorder; anaphylaxis; antagonism; antipathy; asthma; atrophy; aversion; bacterial disease; birth defect; blight; cardiovascular disease; chronic disease; circulatory disease; cold sweat; complaint; complication; condition; congenital defect; conjunctivitis; considerateness; cosmetic dermatitis; creeping flesh; defect; deficiency disease; deformity; degenerative disease; delicacy; disability; disease; disgust; disorder; distemper; eczema; empathy; endemic; endemic disease; endocrine disease; enmity; epidemic disease; exquisiteness; fineness; functional disease; fungus disease; gastrointestinal disease; genetic disease; handicap; hate; hatred; hay fever; hereditary disease; hives; horror; hostility; hyperesthesia; hyperpathia; hypersensitivity; iatrogenic disease; identification; illness; indisposition; infectious disease; infirmity; irritability; loathing; malady; malaise; morbidity; morbus; mortal horror; muscular disease; nausea; nervousness; neurological disease; nutritional disease; occupational disease; organic disease; oversensibility; oversensitiveness; overtenderness; pandemic disease; passibility; pathological condition; pathology; perceptiveness; perceptivity; photophobia; plant disease; pollinosis; prickliness; protozoan disease; psychosomatic disease; rejection; repugnance; repulsion; respiratory disease; responsiveness; revulsion; rockiness; rose cold; secondary disease; seediness; sensitiveness; sensitivity; sensitization; shuddering; sickishness; sickness; signs; soreness; supersensitivity; sympathy; symptomatology; symptomology; symptoms; syndrome; tact; tactfulness; tenderness; tetchiness; the pip; thin skin; ticklishness; touchiness; urogenital disease; urticaria; virus disease; wasting disease; worm disease