chorion
n. கருப்பையின் புறத்தோல்.
Cho"ri*on, n. Etym: [NL., fr. Gr. 1. (Anat.) (a) The outer membrane which invests the fetus in the womb; also, the similar membrane investing many ova at certain stages of development. (b) The true skin, or cutis. 2. (Bot.) Defn: The outer membrane of seeds of plants.