tapetum

== English == === Etymology === From Latin tapētum. Further from Ancient Greek τάπης (tápēs). Doublet of tapet. === Noun === tapetum (plural tapetums or tapeta) (anatomy) A membranous layer of tissue. (anatomy) The pigmentary layer of the retina. (botany) The cells on the outside of an archesporium. ==== Related terms ==== tapestry tapetal tapetum lucidum === References === == Latin == === Noun === tapētum genitive plural of tapēs === References === "tapetum", in Charles du Fresne du Cange, Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)