noun-modifying (irregular), noun which may take the genitive case particle 'no'
porous; open-weave
Technical term used in materials science, textiles, and engineering to describe a structure with many holes or pores. Often appears in compound nouns like 多孔質 (porous material).
This filter has a porous structure.
Porous materials have excellent sound absorption properties.
porosity
porous
Composed of 多 (many) and 孔 (hole/pore). A straightforward Sino-Japanese compound used in technical contexts.