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hay fever

noun, Pathology
1.
a type of allergic rhinitis affecting the mucous membranes of the eyes and respiratory tract, affecting susceptible persons usually during the summer, caused by pollen of ragweed and certain other plants.
Origin
1820-1830
1820-30
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples for hay fever
  • The robots will be shipped nationwide to monitor pollen levels during the coming hay fever season.
  • There is often a family history of allergic conditions such as asthma, hay fever, or eczema.
  • With hay fever, if you have a genetic disposition and you're exposed to pollen, you get itchy eyes and a runny nose.
  • The immune response that causes an allergic reaction is similar to the response that causes hay fever.
  • It's actually the springtime equivalent of hay fever, but rose fever sounds so much nicer.
  • They also had half the incidence of hay fever and other allergies.
British Dictionary definitions for hay fever

hay fever

noun
1.
an allergic reaction to pollen, dust, etc, characterized by sneezing, runny nose, and watery eyes due to inflammation of the mucous membranes of the eyes and nose Technical names allergic rhinitis, pollinosis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for hay fever
n.

also hay-fever, 1829, from hay + fever; earlier it was called summer catarrh.

Online Etymology Dictionary, © 2010 Douglas Harper
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hay fever in Medicine

hay fever n.
An allergic condition affecting the mucous membranes of the upper respiratory tract and the eyes, usually characterized by nasal discharge, sneezing, and itchy, watery eyes and usually caused by an abnormal sensitivity to airborne pollen.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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hay fever in Science
hay fever
  (hā)   
An seasonal allergic condition characterized by a sensitivity to airborne pollen, resulting in nasal discharge, sneezing, and itchy, watery eyes. It occurs especially during late spring, late summer, and early fall and can be caused by the pollens of various plants, especially ragweed and certain trees and grasses.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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Difficulty index for hay fever

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Word Value for hay

9
7
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