Fi"brous*ness

from The Collaborative International Dictionary of English v.0.48

Fibrous \Fi"brous\ (f[imac]"br[u^]s), a. [Cf. F. fibreux.]
   Containing, or consisting of, fibers; as, the fibrous coat of
   the cocoanut; the fibrous roots of grasses. --
   {Fi"brous*ness}, n.
   [1913 Webster]