to·men·tum /toˈmɛntəm/
絨毛,軟腦膜的毛狀內層
To·men·tum n.; pl. Tomenta Bot. The closely matted hair or downy nap covering the leaves or stems of some plants.
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tomentum
n 1: filamentous hairlike growth on a plant; "peach fuzz" [syn: hair,
fuzz]
2: a network of tiny blood vessels between the cerebral surface
of the pia mater and the cerebral cortex [syn: tomentum
cerebri]
[also: tomenta (pl)]