noun

psychologist

Someone trained to study mental processes and behavior.

The psychologist studies how stress affects memory and decision-making.

Etymology

The mind-word combines with an ending for a specialist. A psychologist is trained in the systematic study of thought, feeling, and behavior.

More examples

  • She meets with a psychologist to manage her anxiety.
  • School psychologists help students with learning and behavioral challenges.
  • The psychologist asks volunteers to complete a memory test.

Forms

psychologist · psychologists

psychology noun — The scientific study of mental processes and behavior.

psychological adjective — Relating to the mind or mental processes.

Similar words

therapist
Provides treatment but is not necessarily trained as a psychologist.
psychiatrist
A medical doctor treating mental illness, unlike most psychologists.