encopresis

en·cop·re·sis

noun \ˌen-ˌkäp-ˈrē-səs, -kə-ˈprē-\

plural en·cop·re·ses \-ˌsēz\

Definition of ENCOPRESIS

: involuntary passage of feces <encopresis as a consequence of chronic constipation>

—en·cop·ret·ic \ˌen-ˌkäp-ˈret-ik, -kə-ˈpret-\ adjective