Definitions for "Tapetum"
An area in the pigmented layer of the choroid coat of the eye in many animals, which has an iridescent or metallic luster and helps to make the eye visible in the dark. Sometimes applied to the whole layer of pigmented epithelium of the choroid.
L. = a carpet, from G. tapes; fibres of posterior part of corpus callosum; tapetum choroideae = iridescent layer in choroid of eye of certain animals, e.g, a cat's eye.
Latin = a carpet or coverlet; hence the roof of the posterior horn of the lateral ventricle.
Keywords:  carpet
(carpet).