Orchidaceae orchidaceae • orchidacean · · · Info · Definitions · Characters · · Orchidaceae · · Text Latin · · Script 11 · · Length 4 · · Syllables Definitions · · · (noun) enormous cosmopolitan family of perennial terrestrial or epiphytic plants with fleshy tubers or rootstocks and unusual flowers. Synonyms: family Orchidaceae, orchid family. · · Noun Definition 1 Characters · · O latin capital letter o U+004F a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 r latin small letter r U+0072