villi

from The Collaborative International Dictionary of English v.0.48
Villus \Vil"lus\, n.; pl. {Villi}. [L., shaggy hair, a tuft of
   hair.]
   1. (Anat.) One of the minute papillary processes on certain
      vascular membranes; a villosity; as, villi cover the
      lining of the small intestines of many animals and serve
      to increase the absorbing surface.
      [1913 Webster]

   2. pl. (Bot.) Fine hairs on plants, resembling the pile of
      velvet.
      [1913 Webster]
    
from The Collaborative International Dictionary of English v.0.48
Villi \Vil"li\, n.,
   pl. of {Villus}.
   [1913 Webster]
    

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