sago fern sago • sago flour · · · Info · Definitions · Synonyms · Characters · · sago fern · · Text Common · · Latin · · Scripts 9 · · Length 3 · · Syllables Definitions · · · (noun) a showy tree fern of New Zealand and Australia having a crown of pinnated fronds with whitish undersides. Synonyms: silver tree fern, sago fern, black tree fern, Cyathea medullaris. · · Noun Definition 1 Synonyms · · · silver tree fern · · Synonym 1 black tree fern · · Synonym 2 cyathea medullaris · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 g latin small letter g U+0067 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073