- 1. Congenital hypoplasia or aplasia of one or more limbs. 2. A disease of mice caused by the e. virus, a member of the family Poxviridae; characterized by gangrenous loss of feet and necrotic areas in the internal organs; in laboratory mouse colonies, it usually results in high mortality rates. [ectro- + G. melos, limb]
* * *ec·tro·me·lia .ek-trō-'mē-lē-ə n1) congenital absence or imperfection of one or more limbs2) MOUSEPOXec·tro·me·lic -'mē-lik adj
* * *n.congenital absence or gross shortening (aplasia) of the long bones of one or more limbs. See also amelia, hemimelia, phocomelia.
* * *ec·tro·me·lia (ek″tro-meґle-ə) [ectro- + -melia] gross hypoplasia or aplasia of one or more long bones of one or more limbs; the term includes amelia, hemimelia, and meromelia. ectromelic adj
Medical dictionary. 2011.