Pinnation

Pronunciation: /ˈpɪnˈneɪʃən/

Pinnation (noun)

  1. A leaf shape where many small parts branch from both sides of a central line, like a feather.
  2. A pattern in which lines or parts spread out on each side of a main line, forming a feather-like layout.

Examples

  • The pinnation looks like a feather-like leaf on the branch.
  • You can spot the feather-like leaf by its pinnation pattern.