placentiform

== English == === Etymology === From placenta +‎ -form. === Adjective === placentiform (comparative more placentiform, superlative most placentiform) Having the shape of a placenta, or thickened disk somewhat thinner about the middle. === References === “placentiform”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.