porousness porously • porpentine · · · Info · Definitions · Synonyms · Characters · · porousness · · Text Latin · · Script 10 · · Length Definitions · · · (noun) the property of being porous; being able to absorb fluids. Synonyms: porosity. · · Noun Definition 1 Synonyms · · · porosity · · Synonym 1 Characters · · e latin small letter e U+0065 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075