autocannibalism

Noun

 * 1) The eating of part of one's own body.
 * god damn it babies, you've got to involuntarily practice some degree of autocannibalism - alt text for Dinosaur Comics, February 15, 2012,

Translations

 * German: Autokannibalismus
 * Greek: αυτοκανιβαλισμός
 * Portuguese: autocanibalismo
 * Russian: автоканнибали́зм, самопоеда́ние