1) Cancellate 2) Cancellated 3) Cellular 
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having a porous structure
• (a.) Having a spongy or porous structure; made up of cancelli; cancellated; as, the cancellous texture of parts of many bones.
Denoting bone that has a lattice-like or spongy structure. ... Synonym: cancellated. ... (05 Mar 2000) ... 
(kan-sәl´әs) of a reticular, spongy, or lattice-like structure; said mainly of bone tissue.
Can'cel·lous adjective [ Confer Latin 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. 
Type: Term Pronunciation: kan′sĕ-lŭs Definitions: 1. Denoting bone that has a latticelike or spongy structure. Synonyms: cancellated
adjective, Latin cancelli = grating or lattice.
The lattice-like bone structure; softer bone.
Having a spongy or porous structure.