Lamarckism Lamarckianism • lamasary · · · Info · Definitions · Characters · · Lamarckism · · Text Latin · · Script 10 · · Length Definitions · · · (noun) a theory of organic evolution claiming that acquired characteristics are transmitted to offspring. · · Noun Definition 1 Characters · · L latin capital letter l U+004C a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 k latin small letter k U+006B m latin small letter m U+006D r latin small letter r U+0072 s latin small letter s U+0073