Psilotaceae psilotaceae • psilotaceous · · · Info · Definitions · Characters · · Psilotaceae · · Text Latin · · Script 11 · · Length 4 · · Syllables Definitions · · · (noun) small family of lower ferns having nearly naked stems and minute scalelike leaves. Synonyms: family Psilotaceae. · · 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 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074