bronchospasm bron·cho·spasm (brŏng'kə-spāz'əm)
n.
A contraction of smooth muscle in the walls of the bronchi and bronchioles, causing narrowing of the lumen.
| an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |