tapetum lucidum
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English
Etymology
From Latin tapetum (“tapestry”) and lūcidum (“bright, shining, clear”) the neuter of lūcidum, literally "bright tapestry".
Noun
tapetum lucidum (plural tapeta lucida)
- A layer of tissue in the eye of many vertebrate animals, immediately behind or sometimes within the retina, that reflects visible light so as to increase the light available to the photoreceptors.