Atresia meaning
[uh-tree-zhuh, -zhee-uh]
Definitions of atresia is:
  • noun atresia
    absence of or unnatural narrowing of a body channel
  • noun atresia
    an abnormality of the structure of a canal, duct, or body opening caused by a failure to develop properly or by an acquired closure, as with scar tissue
  • noun atresia
    the congenital absence, or the pathological closure, of an opening, passage, or cavity.