Obs. Pl. fibræ, fibras. [L. fibra FIBRE.] A fibre, filament.
1641. Wilkins, Math. Magick, I. v. (1648), 29. There are besides divers fibræ or hairy substances, which nature hath bestowed for the farther corroborating of their motions; these being dispersed through every muscle.
1657. M. Lawrence, Use & Practice of Faith, 15. The youngest plants thrust their fibras into the earth.
1661. Fuller, Worthies, I. 330. The many fibræ appendant to the root thereof.
1775. Ash, Fibra.