Malformed individual with an undeveloped jaw and a snoutlike mouth; likely to be combined with an ethmocephalic type of cyclopia. ... Origin: G. Stoma, mouth, + kephale, head ... (05 Mar 2000) ... 
(sto″mo-sef´ә-lәs) a malformed fetus with rudimentary jaws and mouth.
Type: Term Pronunciation: stō′mō-sef′ă-lŭs Definitions: 1. Malformed person with an undeveloped jaw and a snoutlike mouth; likely to be combined with an ethmocephalic type of cyclopia.