Medical Dictionary


noun at·el·ec·ta·sis \ˌat-əl-ˈek-tə-səs\
plural at·el·ec·ta·ses \-ˌsēz\

Medical Definition of ATELECTASIS

:  collapse of the expanded lung; also :  defective expansion of the pulmonary alveoli at birth
at·el·ec·tat·ic \-ek-ˈtat-ik\ adjective


How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears