meromelia

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A birth defect characterized by the lacking of a part, but not all, of one or more limbs with the presence of a hand or foot, resulting in a shrunken and deformed extremity.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun congenital absence of part of an arm or leg