Definition of scholar for Students. 1  1 : a student in a school : pupil. 2  2 : a person who knows a great deal about one or more subjects : a learned person.
Allergic rhinitis, or hay fever, is swelling of the inside of your nose. The swelling is a reaction to allergens in the air. An allergen can be anything that causes an allergic reaction. Allergies to weeds, grass, trees, or mold often cause seasonal allergic rhinitis. Indoor dust mites, cockroaches, pet dander, or mold can also cause allergic rhinitis.
In many people who have hay fever, fresh fruits and vegetables and certain nuts and spices can trigger an allergic reaction that causes the mouth to tingle or itch. In some people, pollen-food allergy syndrome â sometimes called oral allergy syndrome â can cause swelling of the throat or even anaphylaxis.naphylaxis. In some people, a food allergy can trigger a severe allergic reaction called anaphylaxis. This can cause life-threatening signs and symptoms, including: 1  Constriction and tightening of airways. 2  A swollen throat or the sensation of a lump in your throat that makes it difficult to breathe.