bronchial asthma n.
A condition of the lungs characterized by widespread narrowing of the airways due to spasm of the smooth muscle, edema of the mucosa, and the presence of mucus in the lumen of the bronchi and bronchioles. It is caused by the local release of spasmogens and vasoactive substances in the course of an allergic reaction.
|respiratory disorder characterized by wheezing; usually of allergic origin [syn: asthma]|
|the offspring of a zebra and a donkey.|
|a chattering or flighty, light-headed person.|