'Cancellous' definitions:

Definition of 'cancellous'

(from WordNet)
adjective
Having an open or latticed or porous structure [syn: cancellate, cancellated, cancellous]

Definition of 'Cancellous'

From: GCIDE
  • Cancellous \Can"cel*lous\, 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]