Definition of mucous layer in English:

mucous layer

noun

  • 1Anatomy. A mucosal layer, a mucous membrane. Now rare.

  • 2Histology. The deep layer of a stratified squamous epithelium, comprised of living cells. Compare "Malpighian layer", rete mucosum. Now historical.

  • 3Biology. A layer of mucus, especially that overlying a mucous membrane.

Origin

Mid 19th century (in an earlier sense). From mucous + layer.

Pronunciation

mucous layer

/ˌmjuːkəs ˈleɪə/