naturalist naturalism • naturalistic · · · Info · Definitions · Synonyms · Characters · · naturalist · · Text Latin · · Script 10 · · Length Definitions · · · (noun) an advocate of the doctrine that the world can be understood in scientific terms. · · Noun Definition 1 (noun) a biologist knowledgeable about natural history (especially botany and zoology). Synonyms: natural scientist. · · Noun Definition 2 Synonyms · · · natural scientist · · Synonym 1 Characters · · a latin small letter a U+0061 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075