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

The mother’s defense team made the request after a forensic psychologist brought up the Catholic faith Clancy was raised with. — Rebecca Cohen, NBC news, 24 Aug. 2026

The psychologist’s testimony came Monday during the prosecution’s rebuttal case as the triple-murder trial neared its conclusion. — Nicki Brown, CNN Money, 24 Aug. 2026

Ozon has also brought on social workers and psychologists to assist. — Arthur Zaczkiewicz, Footwear News, 24 Aug. 2026

Kirk Heilbrun, a forensic psychologist, will return to the stand for questioning when the proceedings resume. — N'dea Yancey-Bragg, USA Today, 24 Aug. 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