Definition, Meaning & Synonyms

pinnation

Noun

/ˌpɪnˈeɪʃən/

Definition

Pinnation refers to the arrangement of leaflets in a feather-like pattern, where they are attached to a common central axis, similar to a feather’s structure.

Examples

Many ferns exhibit pinnation in their leaves.
The pinnation in the palm leaves adds to their aesthetic appeal.

Meaning

In botany, pinnation describes a specific type of leaf structure characterized by leaflets that are arranged on either side of a central stem or rachis.