OPISTHODETIC

 ̷ ̷| ̷ ̷ ̷ ̷|ded.ik adjective

Etymology: Greek opisthodetos tied behind (from opisth- + detos, verbal of dein to tie, bind) + English -ic — more at diadem

: situated behind the beak — used of the ligament of a bivalve mollusk; compare prosodetic