Porosity
/pəˈrɑː.sə.ti/noun
The quality of being full of tiny holes or spaces that allow liquid or gas to pass through.
Did you know?Porosity comes from Greek words tied to a 'passage' or 'pore,' and that same ancient root also helped shape words for gates, doors, and even resources moving through openings.
Etymological Timeline
Ancient Greek
Greek
poros
“A passage, ford, or means of passing through”
Late Greek
Greek
porōsis
“A condition of being full of pores or passages”
Late Latin
Latin
porositas
“Porousness”
Middle French
French
porosité
“Porosity, porous quality”
16th–17th Century
English
porosity
“The quality of being porous”