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 actor shared a spiritual message from author and psychologist Gerry Hussey through Instagram Stories. — Deborah Day, Los Angeles Times, 9 Oct. 2026

Zhang plays optimistic puzzle master Florence, and Sula is Conrad’s estranged daughter and criminal psychologist Astrid. — Jesse Whittock, Deadline, 8 Oct. 2026

The organization was named in memory of Jones’ father, psychologist Charles Hamilton Jones. — Mike Danahey, Chicago Tribune, 8 Oct. 2026

This approach built on the work of psychologists like Donald Hebb who were studying brains and behavior. — Arryn Robbins, The Conversation, 7 Oct. 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