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

Attachment is the term psychologists use for the most significant relationships that hold people’s lives together. — Pascal Vrticka, Scientific American, 4 Oct. 2026

Walter Mischel, a psychologist who taught at Stanford and Columbia, conducted some of the most famous studies on delaying gratification in the late 1960s and 1970s. — Joan M. Cook, Time, 3 Oct. 2026

In 2012, psychologist Cindra Kamphoff was running a marathon. — Lennon Sherburne, NPR, 3 Oct. 2026

In 2017, psychologist Eli Susman was on a meditation retreat at the Plum Village mindfulness center in southern France. — Gili Malinsky, CNBC, 2 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