Word.ws English Dictionary

HPPD

HPPD is the initialism of hallucinogen persisting perception disorder.

Meaning of hallucinogen persisting perception disorder

Noun

hallucinogen persisting perception disorder (uncountable)

  1. A non-psychotic disorder in which a person experiences lasting or persistent visual hallucinations or perceptual distortions after using drugs such as psychedelics, dissociatives, deliriants, entactogens, and cannabinoids.

Questions about HPPD

What is HPPD the initialism of?
HPPD is the initialism of hallucinogen persisting perception disorder.

Words near HPPD in the dictionary

  1. HPMC
  2. HPMS
  3. HPNS
  4. HPO
  5. HPP
  6. HPPD
  7. HPPE
  8. HPQ
  9. HPQs
  10. HPR
  11. hPRs

Source and license

Adapted from Wiktionary: HPPD (page history and authors); hallucinogen persisting perception disorder (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “HPPD.” Word.ws, https://word.ws/hppd. Based on Wiktionary, CC BY-SA 4.0.