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

Help your child stick to a consistent wake up time by preparing themas much as possible the night before, advises Amy Dykstra, Med, registered psychologist and clinic owner at Bluebird Psychology. —​wendy Wisner, Parents, 12 Sep. 2025

Similarly, Hick's law (or the Hick-Hyman law, named for psychologists William Edmund Hick and Ray Hyman) asserts that increasing the number of choices a user is presented with will increase their decision time logarithmically. —Cameron Kaiser, ArsTechnica, 12 Sep. 2025

Meinerz spent time last season speaking with a sports psychologist. —Nick Kosmider, New York Times, 11 Sep. 2025

The same psychologist comes to their home and provides emotional help for both of them individually. —Carolyn Rosenblatt, Forbes.com, 10 Sep. 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