david hartley david grun • david herbert lawrence · · · Info · Definitions · Characters · · david hartley · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) English philosopher who introduced the theory of the association of ideas (1705-1757). Synonyms: Hartley, David Hartley. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 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 l latin small letter l U+006C r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076 y latin small letter y U+0079