[1] : The Collaborative International Dictionary of English v.0.48

cancellous \can"cellous\, a. cf. l. cancellosus covered with
   bars. anat.
   having a spongy or porous structure; made up of cancelli;
   cancellated; as, the cancellous texture of parts of many
   bones.
   1913 webster

[2] : WordNet (r) 2.0

cancellous
     adj : having an open or latticed or porous structure syn: cancellate,
            cancellated
see also:
cancellate cancellated 

Cancellous >> C Words
Cancellous, definition of term: Cancellous
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