What do you mean by nature? Nature - Wikipedia Nature can refer to the general realm of living plants and animals, and in some cases to the processes associated with inanimate objects�the way that particular types of things exist and change of their own accord, such as the weather and geology of the Earth.What do you mean by nature? Nature - Wikipedia Nature can refer to the general realm of living plants and animals, and in some cases to the processes associated with inanimate objects�the way that particular types of things exist and change of their own accord, such as the weather and geology of the Earth.