atresia

[ uh-tree-zhuh, -zhee-uh ]

nounMedicine/Medical.

the congenital absence, or the pathological closure, of an opening, passage, or cavity.

Origin of atresia

1800–10; <New Latin <Greek a-a-⁶ + três(is) perforation + -ia-ia

Other words from atresia

a·tre·sic [uh-tree-zik, -sik], /əˈtri zɪk, -sɪk/, a·tret·ic [uh-tret-ik], /əˈtrɛt ɪk/, adjective

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for atresia

atresia

/ (əˈtriːʒɪə, -ʒə) /

noun

absence of or unnatural narrowing of a body channel

Origin of atresia

C19: New Latin, from Greek atrētos not perforated

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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