orthocumulate

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noun

A cumulate rock in which the groundmass is of different composition to the accumulated crystals.

OriginEnglish cumulate ← Latin cumulātus ← Proto-Indo-European *ḱuh₁mósder.? →
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Meanings

nounorthocumulate (plural orthocumulates)

plural orthocumulates

  1. geographyA cumulate rock in which the groundmass is of different composition to the accumulated crystals.

Origin

  1. Proto-Indo-European*h₃er-
  2. Proto-Indo-European*dʰeh₁-
  3. Proto-Indo-European*h₃érdʰeti?
  4. Proto-Indo-European*h₃erdʰ-
  5. Proto-Hellenic*ortʰwós
  6. Ancient Greekὀρθός (orthós)
  7. Englishortho-
  8. Proto-Indo-European*ḱewh₁-
  9. Proto-Indo-European*ḱuh₁mósder.?
  10. Latincumulus
  11. Latincumulō
  12. Latincumulātus
  13. Englishcumulate
  14. Englishorthocumulate

From ortho- + cumulate.

Full word history & related roots →
Cite this entry
APA

orthocumulate. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/orthocumulate

MLA

“orthocumulate.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/orthocumulate. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “orthocumulate,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/orthocumulate.

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