Pollen Definition–noun | 1. | the fertilizing element of flowering plants, consisting of fine, powdery, yellowish grains or spores, sometimes in masses. | –verb (used with object) |
From Dictionary
Allergy Definition–noun, plural -gies. | 1. | an abnormal reaction of the body to a previously encountered allergen introduced by inhalation, ingestion, injection, or skin contact, often manifested by itchy eyes, runny nose, wheezing, skin rash, or diarrhea. | | 2. | hypersensitivity to the reintroduction of an allergen. Compare anaphylaxis. | | 3. | Informal. <
88
/span>a strong dislike or aversion, as toward a person or activity: He has an allergy to hard work. | |
From Dictionary
Related topics from Britannicapollen
a mass of microspores in a seed plant appearing usually as a fine dust. Each pollen grain is a minute body, of varying shape and structure, formed in the anther, or male apparatus, in seed-bearing ...
allergy
hypersensitivity reaction by the body to foreign substances (antigens) that in similar amounts and circumstances are harmless within the bodies of other people.human disease
The immune system may react to any foreign substance, and consequently it can respond to innocuous materials in the same way that it responds to infectious agents. If the foreign material poses no ...
allergen
substance that in some persons induces the hypersensitive state of allergy and stimulates the formation of reaginic antibodies. Allergens may be naturally occurring or of synthetic origin and ...
conifer
Like Ginkgo, but unlike at least some cycads and gnetophytes, all conifers are pollinated by wind. Pollen may be produced in enormous quantities, particularly by species of true pine (Pinus), which ...
respiratory disease
Hay fever is a common seasonal condition caused by allergy to grasses and pollens. It is frequently familial, and the sensitivity is often to ragweed pollen. Conjunctival infection and edema of the ...
hay fever
seasonally recurrent bouts of sneezing, nasal congestion, and tearing and itching of the eyes caused by allergy to the pollen of certain plants, chiefly those depending upon the wind for ...
Asterales
In the Asteraceae system of pollination, the stamens either initially stick together or else become partly or completely joined to form a tube around the style. As the style elongates within the ...
desensitization
treatment that attempts to eliminate allergic reactions, as of hay fever or bronchial asthma, by a series of injections in graded strengths of the substance to which the person is sensitive (e.g., ...
disease
Humans and all other vertebrates react to the presence of parasites within their tissues by means of immune mechanisms of which there are two types: nonspecific, innate immunity and specific, ...
|
Related topics from Ask NewsCold Front Blows in Mountain Cedar Pollen
WOAI - Found Jan. 5, 2009
Allergy specialist Dr. Phil Ratner says it's not uncommon to get big amounts of mountain cedar pollen in the city, especially since the trees...
|
|
Lymph Node Shots Tested for Grass Pollen Allergy
News-Journal - Found Nov. 11, 2008
... led study appears to point the way toward a faster, safer and less painful treatment for grass pollen allergy by using direct injections into...
|
|
Lymph Node Shots Tested for Grass Pollen Allergy
Grand Junction Daily Sentinel - Found Nov. 11, 2008
... led study appears to point the way toward a faster, safer and less painful treatment for grass pollen allergy by using direct injections into...
|
|
Lymph Node Shots Tested for Grass Pollen Allergy
Springfield News Sun - Found Nov. 11, 2008
... led study appears to point the way toward a faster, safer and less painful treatment for grass pollen allergy by using direct injections into...
|
|
Asthma-Proof Your Home
Agreement of efficacy assessments for five-grass pollen sublingual ...
MDLinx - Found Jan. 6, 2009
- All secondary efficacy criteria, including efficacy at pollen peak, combined ... --- ALLERGY/ANAPHYLAXIS TOP ARTICLES --- Pediatric Allergy and ...
|
|
Did You Hear the One about the Dirty Air Filter? 5 Tips for ...
RIS Media - Found Jan. 5, 2009
... can help reduce the amount of pollen, bacteria, pet dander, mold spores and other airborne particles that often cause allergy attacks, eye...
|
|
Prevalence of self-reported allergies to food in Australia as ...
The Medical Journal of Australia - Found Jan. 4, 2009
... prevalence of birch-pollen syndrome, as has been reported in Europe,6 or a community poorly informed about the true nature of food allergy...
|
|
Changes needed in 2009 for unhealthy homes
Scoop - Found Jan. 4, 2009
For asthma and allergy sufferers, central vacuum systems are an effective means of significantly reducing contacted dust, mites, pollen...
|
|
the planet is warming, it
Popular Science - Found Jan. 2, 2009
... pollen report that breaks down how much of certain kind of pollen is in the air -- since different kinds of pollen grains bring on allergy...
|
|
|
Related topics from Technorati |
|
|
|
