tomentum

2 definitions found

tomentum - Collaborative International Dictionary of English v.0.48 :

  Tomentum \To*men"tum\, n.; pl. Tomenta. [L. See Tomentose. ]
     (Bot.)
     The closely matted hair or downy nap covering the leaves or
     stems of some plants.
     [1913 Webster]

tomentum - WordNet (r) 2.1 (2005) :

  tomentum
      n 1: filamentous hairlike growth on a plant; "peach fuzz" [syn:
           hair, fuzz, tomentum]
      2: a network of tiny blood vessels between the cerebral surface
         of the pia mater and the cerebral cortex [syn: tomentum,
         tomentum cerebri]