psychologist

noun

psy·​chol·​o·​gist sī-ˈkä-lə-jist 

plural psychologists

: a person who specializes in the study of mind and behavior or in the treatment of mental, emotional, and behavioral disorders : a specialist in psychology

Examples of psychologist in a Sentence

Recent Examples on the Web

Minneapolis psychologist Lucy Olson helped organize a covert grassroots network that swelled to 2,000 volunteers assisting around 500 immigrant families with legal matters, shelter, food and rent assistance. —Steve Karnowski, Chicago Tribune, 7 Mar. 2026

Expert psychologists are growing increasingly about the use of chatbots in companionship and almost mental health settings. —Catherina Gioino, Fortune, 7 Mar. 2026

In the absence of hard data, the kind that become available years or decades after a war, the temptation is to reach for analogies or proverbial wisdom, or any of the other heuristic shortcuts that the psychologist Daniel Kahneman thoroughly described in his book Thinking, Fast and Slow. —Eliot A. Cohen, The Atlantic, 6 Mar. 2026

Certain positions would be protected from the cuts, Cassellius said, including classroom teachers, counselors, social workers, psychologists and nurses. —Rory Linnane, jsonline.com, 6 Mar. 2026

Word History

First Known Use

1871, in the meaning defined above

Phrases Containing psychologist

• clinical psychologist

Rhymes for psychologist

• apologist
• biologist
• ecologist
• ethnologist
• geologist
• hydrologist
• neurologist
• oncologist
• pathologist
• philologist
• technologist
• urologist

Kids Definition

psychologist

noun

psy·​chol·​o·​gist

sī-ˈkäl-ə-jəst

: a specialist in psychology

Medical Definition

psychologist

noun

psy·​chol·​o·​gist sī-ˈkäl-ə-jəst 

: a specialist in psychology

especially : a practitioner of clinical psychology, counseling, or guidance