brachiopod
brach.io.pod \'brak-e--*-.pa:d\ n [deriv. of L bracchium + Gk pod-, pous foot - more at FO]OT : any of a phylum (Brachiopoda) of marine invertebrates with bivalve shell s within which is a pair of arms bearing tentacles by which a current of water is made to bring microscopic food to the mouth - brachiopod aj