Meaning of POROSITY in English


/paw ros"i tee, poh-, peuh-/ , n. , pl. porosities for 2.

1. the state or quality of being porous.

2. Geol. , Engin. the ratio, expressed as a percentage, of the volume of the pores or interstices of a substance, as a rock or rock stratum, to the total volume of the mass.

[ 1350-1400; ME porosytee porositas. See POROUS, -ITY ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .