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 atelectasis (audio)

: collapse of the expanded lung

also : defective expansion of the pulmonary alveoli at birth

Word History

Etymology

borrowed from New Latin (in the phrase atelectasis pulmonum "incomplete dilatation of the lungs"), from Greek atelḗs "incomplete, unsuccessful" (from a- a- entry 2 + -telēs, adjective derivative of télos "fulfillment, completion, goal") + New Latin ectasis "expansion of a hollow or tubular organ, dilatation," borrowed from Greek éktasis "stretching out, extension" (action noun from ekteínein "to stretch out, extend"), from ek- ec- + tásis "stretching, tension" — more at telos, tenant entry 1

Note: The term was introduced by the German physician Eduard Jörg in De morbo pulmonum organico ex respiratione neonatorum imperfecta orto (Leipzig, 1832).

First Known Use

1837, in the meaning defined above

单词	atelectasis
释义	atelectasis noun at·el·ec·ta·sis ˌa-tə-ˈlek-tə-səs plural atelectases ˌa-tə-ˈlek-tə-ˌsēz : collapse of the expanded lung also : defective expansion of the pulmonary alveoli at birth Word History Etymology borrowed from New Latin (in the phrase atelectasis pulmonum "incomplete dilatation of the lungs"), from Greek atelḗs "incomplete, unsuccessful" (from a- a- entry 2 + -telēs, adjective derivative of télos "fulfillment, completion, goal") + New Latin ectasis "expansion of a hollow or tubular organ, dilatation," borrowed from Greek éktasis "stretching out, extension" (action noun from ekteínein "to stretch out, extend"), from ek- ec- + tásis "stretching, tension" — more at telos, tenant entry 1 Note: The term was introduced by the German physician Eduard Jörg in De morbo pulmonum organico ex respiratione neonatorum imperfecta orto (Leipzig, 1832). First Known Use 1837, in the meaning defined above Medical Definition atelectasis noun at·el·ec·ta·sis ˌat-ᵊl-ˈek-tə-səs plural atelectases -ˌsēz : collapse of the expanded lung also : defective expansion of the pulmonary alveoli at birth
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atelectasis

noun

Word History

Medical Definition

noun