behaviorist
🇺🇸
/bɪˈheɪvjərɪst/
🇬🇧
/bɪˈheɪvjərɪst/
A person who studies how people or animals act and why they do certain things.
The psychologist is a behaviourist who focuses on how the environment influences actions.
その心理学者は、環境が行動に与える影響に焦点を当てた行動主義者です。