Word.ws English Dictionary

HPO

HPO is the initialism of hydrogen peroxide.

HPO is the initialism of hyperparameter optimization.

HPO is the initialism of Hamilton Philharmonic Orchestra.

HPO is the initialism of Humanist Party of Ontario.

Meaning of hydrogen peroxide

Noun

hydrogen peroxide (uncountable)

  1. A colourless liquid, H₂O₂, soluble in water, used as a mild antiseptic, bleaching agent (especially for bleaching hair), oxidizing agent and chemical reagent.

Questions about HPO

What is HPO the initialism of?
HPO is the initialism of hydrogen peroxide.

Words near HPO in the dictionary

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

Source and license

Adapted from Wiktionary: HPO (page history and authors); hydrogen peroxide (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: “HPO.” Word.ws, https://word.ws/hpo. Based on Wiktionary, CC BY-SA 4.0.