| the offspring of a zebra and a donkey. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
atelectasis at·e·lec·ta·sis (āt'l-ěk'tə-sĭs)
n.
The absence of gas from all or a part of the lungs, due to failure of expansion or resorption of gas from the alveoli.
A congenital condition characterized by the incomplete expansion of the lungs at birth.