PSP

P3S1P3

A form of phenolsulfonphthalein — Phenol red, a pH indicator much used in cell biology.

CommonScrabble 7

Meanings

nounPSP (countable and uncountable, plural PSPs)

plural PSPs

  1. abbreviationcountableinitialismuncountablebiochemistryInitialism of phenolsulfonphthalein.
  2. abbreviationcountableinitialismuncountablecomputingInitialism of Program Segment Prefix.
  3. abbreviationcountableinitialismuncountablemedicineInitialism of postsynaptic potential.
  4. abbreviationcountableinitialismuncountablemedicineInitialism of progressive supranuclear palsy.
  5. InternetabbreviationcountableinitialismuncountablebusinessInitialism of pre-shipment photo.

    The seller reassured me that I’d have the chance to “QC” (quality-check) the “PSPs” (pre-shipment photos).

    2023 May 4, Amy X. Wang, Grant Cornett, “Inside the Delirious Rise of ‘Superfake’ Handbags”, in The New York Times, →ISSN
  6. abbreviationcountableinitialismuncountablecomputingInitialism of personal software process.
  7. abbreviationcountableinitialismuncountablemedicineInitialism of paralytic shellfish poisoning.
proper noun
  1. abbreviationinitialismcomputingInitialism of PaintShop Pro.
  2. PakistanabbreviationgovernmentAbbreviation of Police Service of Pakistan.
  3. abbreviationinitialismSingaporean politicsInitialism of Progress Singapore Party.
  4. abbreviationinitialismInitialism of President's Surveillance Program.
  5. abbreviationinitialismvideo gamesInitialism of PlayStation Portable.
Cite this entry
APA

PSP. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/PSP

MLA

“PSP.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/PSP. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “PSP,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/PSP.

Source: PSP on Wiktionary, CC BY-SA 4.0.