Porousness
/ˈpɔːrəsnəs/noun
The quality of having tiny holes or spaces that allow liquids or gases to pass through.
Did you know?Porousness ultimately traces back to Greek *poros*, meaning a passage or ford, the same root behind words for easy passage and routes of access.
Etymological Timeline
Proto-Indo-European
PIE
*per-
“to pass through, go forth”
Ancient Greek
GRK
poros
“a passage, way through, pore, ford”
Late Latin
LAT
porosus
“full of pores, porous”
Old French
OFr
porous
“porous, full of pores”
Middle English
ME
porous
“having pores or small openings”
Modern English
ENG
porousness
“the quality of being porous”