naturalistic study

noun
UK /ˌnætʃərəˈlɪstɪk ˈstʌdi/
US /ˌnætʃərəˈlɪstɪk ˈstʌdi/

A naturalistic study is when scientists watch things happen in the real world without changing anything.

The scientists did a naturalistic study of how children play at the park.


OTHER MEANINGS

2. A research method where people are watched in their normal setting.

She used a naturalistic study to learn how shoppers behave.

3. A way of studying animals in their own habitat.

The naturalistic study showed how birds build nests in the wild.

4. A study that does not use experiments or controls.

Unlike a lab test, the naturalistic study had no control group.