atresia

[ uh-tree-zhuh, -zhee-uh ]
/ əˈtri ʒə, -ʒi ə /

noun Medicine/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

Words nearby atresia

atrahasis, atraumatic suture, atrazine, atrek, atremble, atresia, atretic, atreus, atria, atrial, atrial artery

British Dictionary definitions for atretic

atresia
/ (əˈtriːʒɪə, -ʒə) /

noun

absence of or unnatural narrowing of a body channel

Word Origin for atresia

C19: New Latin, from Greek atrētos not perforated

Medical definitions for atretic (1 of 2)

atretic
[ ə-trĕt′ĭk ]

adj.

Relating to atresia.

Medical definitions for atretic (2 of 2)

atresia
[ ə-trē′zhə, -zhē-ə ]

n.

The congenital absence or closure of a normal body orifice or tubular passage such as the anus, intestine, or external ear canal.
The degeneration and resorption of one or more ovarian follicles before maturation.