atresia (redirected from biliary atresia)

a·tre·sia  (-trzh, -zh-)

n.

1. The absence or closure of a normal body orifice or tubular passage such as the anus, intestine, or external ear canal.

2. The degeneration and resorption of one or more ovarian follicles before a state of maturity has been reached.

---

[New Latin atrsia : Greek a-, not, without; see a-¹ + Greek trsis, perforation, orifice; see ter-¹ in Indo-European roots.]

---

a·tre·sic (-zk, -sk) adj.

Thesaurus

Noun

1.

atresia - an abnormal condition in which a normal opening or tube in the body (as the urethra) is closed or absent abnormalcy, abnormality - an abnormal physical condition resulting from defective genes or developmental deficiencies