Pin"nate (?), Pin"na*ted (?), a. [L. pinnatus feathered, fr. pinna a feather. See Pin a peg, Pen feather.]

1. Bot.

Consisting of several leaflets, or separate portions, arranged on each side of a common petiole, as the leaves of a rosebush, a hickory, or an ash. See Abruptly pinnate, and Illust., under Abruptly.

2. Zool.

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

Pinnated grouse Zool., the prairie chicken.


© Webster 1913.

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