Etymologically

psychotherapist

Etymology and origin of the English word psychotherapist

Confidence
Established
Formation
Derivation
First attested
1894 More words from the 19th century
Ultimate origins
English psycho-Pre-GreekAncient Greek -εύω,-ίαOld French -iste
Etymology tree
inherited borrowed derived
Ancient Greek θεράπων (therápōn)
Ancient Greek θεραπεύω (therapeúō)
Ancient Greek θεραπεία (therapeíā)
Latin therapia
English therapy
English psychotherapy
English psychotherapist
Italian terapia
The word's journey
From the same root
English radiotherapy ← θεραπεία
English chemotherapy ← therapy
English therapist ← therapy

Etymology

It is formed from English psychotherapy + -ist.[1][2] Psychotherapy is formed from psycho- and therapy,[3][1][4] probably after French psychothérapie, which the OED dates to 1888 and Etymonline to 1889.[3][1] The base is recorded in English from 1892.[3][1]

Earliest recorded meaning

A specialist in or practitioner of psychotherapy: 1894 in Etymonline.[1] The OED, whose entry was revised in 2007, has its first quotation from 1908, a headline in the Sioux Valley News of Correctionville, Iowa,[3] and the Shorter Oxford likewise dates the word to the early 20th century.[4]

Semantic evolution

The word follows its base, which in early use also covered treating bodily disease by psychic or hypnotic influence.[3][1][4] Merriam-Webster Unabridged now describes the practitioner broadly, as for instance a psychiatrist, a clinical psychologist, a psychiatric social worker or a member of the clergy.[2]

Timeline

  • 1894 – a practitioner of psychotherapy.[1] The OED's first quotation is from 1908.[3]

Meanings

Noun

  1. A person who practises psychotherapy, such as a psychiatrist or clinical psychologist, treating mental or emotional disorders by psychological means.[2][3]

References

  1. ^ a b c d e f g Harper, Douglas. Online Etymology Dictionary, https://www.etymonline.com
  2. ^ a b c Merriam-Webster Unabridged Dictionary (2024), online ed., Springfield, Mass.: Merriam-Webster
  3. ^ a b c d e f g Oxford English Dictionary Online (accessed March 2026), Oxford: Oxford University Press
  4. ^ a b c Shorter Oxford English Dictionary on Historical Principles (2002), 5th ed., ed. William R. Trumble and Angus Stevenson, Oxford: Oxford University Press
Cite this entry

“Psychotherapist.” Etymologically, 6 Nov. 2026, etymologically.com/en/psychotherapist. Accessed 7 Nov. 2026.

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