porosity

[ paw-ros-i-tee, poh-, puh- ]

noun

, plural po·ros·i·ties

1. the state or quality of being porous.
2. Geology, Engineering. the ratio, expressed as a percentage, of the volume of the pores pore or interstices of a substance, as a rock or rock stratum, to the total volume of the mass.

porosity

/ pɔːˈrɒsɪtɪ /

noun

1. the state or condition of being porous
2. geology the ratio of the volume of space to the total volume of a rock

porosity

/ pə-rŏs′ĭ-tē,pô- /

1. The condition of being porous.
2. The ratio of the volume of all the pores in a material to the volume of the whole.

Word History and Origins

Origin of porosity¹

First recorded in 1350–1400; Middle English porosytee, from Medieval Latin porōsitās ; porous, -ity

Word History and Origins

Origin of porosity¹

C14: from Medieval Latin porōsitās, from Late Latin porus pore ²

Example Sentences

“You can see there's a lot of porosity.”

From BBC

“You can see there's a lot of porosity.”

From BBC

Aerogels, known for their porosity and low density, are solid materials that offer versatile functionality -- from gobbling up fat globules in weight-management supplements to facilitating more sustainable metal-recycling processes.

From Science Daily

The researchers proved their theory using graphene aerogel, a material known for its extraordinary porosity.

From Science Daily

Researchers at the American Museum of Natural History have found that over the last 120 years, the porosity -- or small-scale holes -- in mussel shells along the East Coast of the United States has increased, potentially due to warming waters.

From Science Daily