duckweed family duckweed • duck wheat · · · Info · Definitions · Characters · · duckweed family · · Text Common · · Latin · · Scripts 15 · · Length 4 · · Syllables Definitions · · · (noun) family of small free-floating thalloid plants. Synonyms: Lemnaceae, family Lemnaceae, duckweed family. · · Noun Definition 1 Characters · · space U+0020 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 f latin small letter f U+0066 i latin small letter i U+0069 k latin small letter k U+006B l latin small letter l U+006C m latin small letter m U+006D u latin small letter u U+0075 w latin small letter w U+0077 y latin small letter y U+0079