diatreme

D2I1A1T1R1E1M3E1
/ˈdaɪ.əˌtɹim/

noun

A cone-shaped volcanic vent produced by the explosion of gas-filled magma.

OriginEnglish dia- ← Ancient Greek δῐᾰ- (dĭă-) ← Proto-Indo-European *dwís →
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Meanings

noundiatreme (plural diatremes)

plural diatremes

  1. geographyA cone-shaped volcanic vent produced by the explosion of gas-filled magma.

Origin

  1. Proto-Indo-European*dwóh₁
  2. Proto-Indo-European*trísinflu.
  3. Proto-Indo-European*dwís
  4. Ancient Greekδιά (diá)
  5. Ancient Greekδῐᾰ- (dĭă-)
  6. Englishdia-
  7. Englishdiatreme

From dia- + -treme.

Full word history & related roots →

Rhymes & wordplay

Anagrams

diameterDemetriameatride
Cite this entry
APA

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

MLA

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

Chicago

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

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