Proteaceae proteaceae • proteaceous · · · Info · Definitions · Characters · · Proteaceae · · Text Latin · · Script 10 · · Length 3 · · Syllables Definitions · · · (noun) large family of Australian and South African shrubs and trees with leathery leaves and clustered mostly tetramerous flowers; constitutes the order Proteales. Synonyms: family Proteaceae, protea family. · · Noun Definition 1 Characters · · P latin capital letter p U+0050 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 o latin small letter o U+006F r latin small letter r U+0072 t latin small letter t U+0074