a. rare. [ad. mod.L. valviformis or F. valviforme.] Valve-shaped.
1784. Syst. Anat., II. i. 65. The lateral part of the valviform expansion at the entry of the fourth ventricle.
1819. Samouelle, Entomol. Compend., 268. Valviform parts of oviduct.
1859. Mayne, Expos. Lex., 1321.