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

Orwell was arguably the greatest psychologist of totalitarianism who ever lived. —Owen Gleiberman, Variety, 3 Oct. 2025

For this study’s purposes, a team led by Center for Oral Health Services and Research, Mid-Norway, psychologist Lena Myran focused on survey responses from over 5,800 adolescents aged 13 to 17-years-old. —Andrew Paul, Popular Science, 2 Oct. 2025

According to Alison Gopnik, a developmental psychologist at UC Berkeley who also studies AI, the current debate about sentient machines revolves around this fundamental confusion. —Webb Wright, The Atlantic, 1 Oct. 2025

Find psychologists near you via the American Psychological Association’s locator. —Kristen Rogers, CNN Money, 1 Oct. 2025

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