† plumiˈformar, a. Anat. Obs. rare.
[irreg. f. as prec.]
Feather-shaped; penniform, pennate.
| 1718 J. Chamberlayne Relig. Philos. (1730) I. x. §17 These Muscles are called plumiformar, because the moveable Tendon has inserted into it, on both Sides, a great Number of carnous Fibres, all which, like the single Feathers of a Quill, run parallel to each other. |