louis harold gray louis eugene felix neel • louis-hector berlioz · · · Info · Definitions · Characters · · louis harold gray · · Text Common · · Latin · · Scripts 17 · · Length 5 · · Syllables Definitions · · · (noun) English radiobiologist in whose honor the gray (the SI unit of energy for the absorbed dose of radiation) was named (1905-1965). Synonyms: Gray, Louis Harold Gray. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 d latin small letter d U+0064 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 u latin small letter u U+0075 y latin small letter y U+0079