naturalist

/ˈnætʃərəlɪst/
noun
  1. A person who studies plants, animals, and other living things, especially outdoors.
    • Many naturalists believe that spending time in nature is essential for understanding wildlife.
    • As a young naturalist, she kept a detailed journal of every insect she found.
    • The naturalist led a group through the forest, pointing out different bird species.
  2. A person who believes in or supports naturalism, a philosophy that everything arises from natural causes.
    • Naturalists reject the idea of supernatural forces influencing the world.
    • The philosopher was a naturalist who argued that all events have physical explanations.
    • In his book, the naturalist explained how science can answer questions about human behavior.
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