porosity porosis • porotic · · · Info · Definitions · Synonyms · Antonyms · Characters · · porosity · · Text Latin · · Script 8 · · Length Definitions · · · (noun) the property of being porous; being able to absorb fluids. Synonyms: porousness. · · Noun Definition 1 Synonyms · · · porousness · · Synonym 1 Antonyms · · · solidity · · Antonym 0 solidness · · Antonym 1 Characters · · i latin small letter i U+0069 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 t latin small letter t U+0074 y latin small letter y U+0079