ecardinate

ecardinate

(i??kɑ?d??ne?t)
adj
(Zoology) (of a mollusc or the shell of a mollusc) having no hinges
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 ? HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014