epicarp
/ˈɛpɪkɑrp/
noun
- The outermost layer of the skin of a fruit; the peel or rind.
- Botanists study the epicarp to understand how fruits protect their seeds.
- The epicarp of an orange is the bright orange part you see before peeling it.
- When you zest a lemon, you are grating off its thin, aromatic epicarp.