Porifera poricidal • poriferal · · · Info · Definitions · Characters · · Porifera · · Text Latin · · Script 8 · · Length Definitions · · · (noun) coextensive with the subkingdom Parazoa: sponges. Synonyms: phylum Porifera. · · Noun Definition 1 Characters · · P latin capital letter p U+0050 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 o latin small letter o U+006F r latin small letter r U+0072