pinnate

adj

The leaves of the tree are pinnate, with each leaflet resembling a feather.

意味（1）

Resembling a feather.

意味（2）

(botany) Having two rows of branches, lobes, leaflets, or veins arranged on each side of a common axis

Mimosa is a tree with pinnate leaves.

意味（3）

(zoology) Having a winglike tuft of long feathers on each side of the neck.

the pinnate grouse, or prairie chicken

意味（4）

(zoology) Having wings or fins.