上うわ皮かわ

noun, noun which may take the genitive case particle 'no'

outer layer; skin; bark; rind; crust; film; scum

Only with reading うわかわ

General term for the outermost layer of something: skin of fruit, bark of a tree, crust of bread, film on liquid, etc. Read as うわかわ.

• パンの上うわ皮かわがパリパリしていておいしい。

  The crust of the bread is crispy and delicious.

• 牛ぎゅう乳にゅうの上うわ皮かわを取とり除のぞいてください。

  Please remove the film on the milk.

noun, noun which may take the genitive case particle 'no'

epithelium

Anatomical term for the tissue covering body surfaces and cavities. Usually read じょうひ, but うわかわ is also possible in medical contexts.

• 上じょう皮ひ細さい胞ぼうは体からだの表ひょう面めんを覆おおっている。

  Epithelial cells cover the surface of the body.