pyro

P3Y4R1O1
UK/ˈpaɪ.ɹəʊ/US/ˈpaɪ.ɹoʊ/

noun

A pyromaniac.

OriginAncient Greek πῦρ →
Less commonScrabble 9
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Meanings

nounpyro (countable and uncountable, plural pyros)

plural pyros

  1. countableslangA pyromaniac.
  2. uncountablePyrocellulose.
  3. countableinformalA pyrotechnician.
  4. informaluncountablePyrotechnics.
  5. archaicespeciallyuncountableartsPyrogallol, pyrogallic acid.
adjectivepyro (comparative more pyro, superlative most pyro)

comparative more pyro · superlative most pyro

  1. slangPyromaniac, pyromaniacal.
  2. informalPyrotechnic.

    “I had told the guy a couple of weeks earlier that the pyro flames were getting too close,” he laughs.

    2023 June 29, Metro, London, page 24, column 4

Origin

  1. Ancient Greekπῦρ“fire”
  2. Englishpyro

Shortening of a word starting with pyro-, ultimately from Ancient Greek πῦρ (pûr, “fire”).

More words from Ancient Greek

Full word history & related roots →

Translations

Finnish pyromaani
  • pyromaania pyromaniac
Spanish piro, piromaníaco
  • piroa pyromaniac
  • piromaníacoa pyromaniac

Rhymes & wordplay

Rhymes with pyro

Cairogirogyrobirochirotyrostyro
All rhymes →

Anagrams

opryropypory
Cite this entry
APA

pyro. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/pyro

MLA

“pyro.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pyro. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “pyro,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/pyro.

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