atelectasis

noun
at·​el·​ec·​ta·​sis | \ ˌa-tə-ˈlek-tə-səs How to pronounce atelectasis (audio) \
plural atelectases\ ˌa-​tə-​ˈlek-​tə-​ˌsēz How to pronounce atelectases (audio) \

Definition of atelectasis

: collapse of the expanded lung also : defective expansion of the pulmonary alveoli at birth

First Known Use of atelectasis

1837, in the meaning defined above

History and Etymology for atelectasis

New Latin, from Greek atelēs incomplete, defective (from a- a- entry 2 + telos end) + ektasis extension, from ekteinein to stretch out, from ex- + teinein to stretch — more at telos, thin

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The first known use of atelectasis was in 1837

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Cite this Entry

“Atelectasis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/atelectasis. Accessed 13 Aug. 2020.

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More Definitions for atelectasis

atelectasis

noun
at·​el·​ec·​ta·​sis | \ ˌat-ᵊl-ˈek-tə-səs How to pronounce atelectasis (audio) \
plural atelectases\ -​ˌsēz How to pronounce atelectases (audio) \

Medical Definition of atelectasis

: collapse of the expanded lung also : defective expansion of the pulmonary alveoli at birth

Other Words from atelectasis

atelectatic \ -​ek-​ˈtat-​ik How to pronounce atelectatic (audio) \ adjective

More from Merriam-Webster on atelectasis

Britannica.com: Encyclopedia article about atelectasis

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