Origin and Etymology of mucosa
New Latin, from Latin, feminine of mucosus mucous
First Known Use: 1867
Medical Definition of mucosa
mucosae\-(ˌ)zē, -ˌzī\play play or
: a membrane rich in mucous glands that lines body passages and cavities (as of the digestive, respiratory, and genitourinary tracts) which connect directly or indirectly with the exterior : mucous membrane
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