Lewis Short
plăcentārĭus (noun M) : placenta
* A pastry-cook, confectioner (late Lat.): inter urbana ministeria continentur ... placentarii,Paul. Sent. 3, 6, 72; cf.: πλακουντάριος, placentarius, dulciarius, Gloss. Philox.
Charlton T. Lewis, Charles Short, A Latin Dictionary