pentaoxo

P3E1N1T1A1O1X8O1

noun

A chemical compound with five oxygen atoms with double bonds.

Scrabble 17
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Meanings

nounpentaoxo (uncountable)
  1. in compoundsuncountablechemistryA chemical compound with five oxygen atoms with double bonds.

Origin

From penta- + oxo-.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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