mu·co·sa 
(my-kōsə)
(my-kōsə)n. pl. mu·co·sae (-sē) or mu·co·sas
See mucous membrane.
[From Latin mūcōsa, feminine of mūcōsus, mucous; see MUCOUS.]
mu·cosal adj.
- protocolar
- protocolary
- protoctist
- protoderm
- protodermal
- protogalaxy
- Proto-Germanic
- protogynous
- protogyny
- protohistorian
- protohistoric
- protohistory
- protohuman
- Proto-Indo-European
- protolanguage
- protolithic
- protomartyr
- protomorph
- protomorphic
- proton
- protonema
- protonemal
- protonematal
- protonic
- protonotary