pappi pappescent • pappiferous · · · Info · Definitions · Characters · · pappi · · Text Latin · · Script 5 · · Length Definitions · · · (noun) calyx composed of scales or bristles or featherlike hairs in plants of the Compositae such as thistles and dandelions. Synonyms: pappus. · · Noun Definition 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 p latin small letter p U+0070