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Membranous layer
Answer for the clue "Membranous layer ", 7 letters:
tapetum
Word definitions for tapetum in dictionaries
Wikipedia
Word definitions in Wikipedia
Tapetum (Latin for carpet or tapestry ) can refer to: Tapetum (botany) , tissue within the sporangium (especially the anther), which provides nutrition for growing spores Tapetum lucidum , a reflective tissue layer associated with the retina of some vertebrates ...
Wiktionary
Word definitions in Wiktionary
n. (context anatomy English) A membranous layer of tissue
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Tapetum \Ta*pe"tum\, n. [NL., from L. tapete a carpet, a tapestry.] (Anat.) 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 ...
Douglas Harper's Etymology Dictionary
Word definitions in Douglas Harper's Etymology Dictionary
of the eye, 1713, from Medieval Latin tapetum , from Latin tapete , collateral form of tapes "carpet, heavy cloth with inwrought figures" (see tapestry ).
Usage examples of tapetum.
All night-prowling animals have widely dilatable pupils, and in addition to this they have in the retina a special organ called the tapetum lucidum, the function of which is to reflect to a focus in front of them the relatively few rays of light that enter the widely-dilated pupil and thus enable them the better to see their way.