Mucosa is a mucus membrane or a lining of a part of the body that secretes mucus.(noun)
The inner lining of your nose is an example of a mucosa.
See mucosa in Webster's New World College Dictionary
See mucosa in American Heritage Dictionary 4
noun pl. mu·co·sae (-sē) or mu·co·sas
Origin: From Latin mūcōsa
Origin: , feminine of mūcōsus, mucous; see mucous.
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