filter bed filter • filter candle · · · Info · Definitions · Characters · · filter bed · · Text Common · · Latin · · Scripts 10 · · Length 3 · · Syllables Definitions · · · (noun) filter consisting of a layer of sand or gravel for filtering water. Synonyms: filter bed. · · Noun Definition 1 Characters · · space U+0020 b latin small letter b U+0062 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 l latin small letter l U+006C r latin small letter r U+0072 t latin small letter t U+0074