pentaphosphide

P3E1N1T1A1P3H4O1S1P3H4I1D2E1

noun

Any phosphide containing five phosphorus atoms

OriginEnglish phosphide ← Ancient Greek πεντᾰ- (pentă-) ← Proto-Hellenic *pénkʷe →
Scrabble 27
Ask AI about this wordChatGPTClaudePerplexityGoogle AIGrok

Meanings

nounpentaphosphide (plural pentaphosphides)

plural pentaphosphides

  1. chemistryAny phosphide containing five phosphorus atoms

Origin

  1. Proto-Indo-European*pénkʷe
  2. Proto-Hellenic*pénkʷe
  3. Ancient Greekπέντε (pénte)
  4. Ancient Greekπεντᾰ- (pentă-)
  5. Englishpenta-
  6. Englishphosphide
  7. Englishpentaphosphide

From penta- + phosphide.

Full word history & related roots →
Cite this entry
APA

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

MLA

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

Chicago

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

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