Word.ws English Dictionary

megaplume

megaplume noun: a very large plume or column of water.

Noun

megaplume (plural megaplumes)

  1. A very large plume or column of water.
    • A megaplume is a supermass of extremely hot rocks that moves very slowly under the surface of the earth and influences the breakup of tectonic plates.1990, Richard Moran, Magill's Survey of Science: Earth Science Series Supplement, Salem Press, pages 4-5
    • The rise height of a buoyant plume increases with the discharge rate of its source fluid, and all previously observed hydrothermal plumes had been found no more than a few hundred meters above their sources. The megaplume reached a stunning 1,000 meters above the ridge axis depth of 2,300 meters.1991, Woods Hole Oceanographic Institution, Oceanus, Volume 34, Number 4 Winter, Woods Hole Oceanographic Institution, page 85

Examples of megaplume in a sentence

  • As well as these small continuous sources there exist much larger-scale episodes, which give rise to the so-called ‘megaplumes’.1997, John E. Simpson, Gravity Currents in the Environment and the Laboratory, Cambridge University Press, →ISBN, page 138:
  • That would give a picture of water motion in the megaplume."2000, Joe Buff, Deep Sound Channel, Bantam Books, →ISBN, pages 311-312:

Forms of megaplume

pluralmegaplumes

Origin of megaplume

From mega- + plume.

Questions about megaplume

What does megaplume mean?
Megaplume means a very large plume or column of water.
How do you use megaplume in a sentence?
As well as these small continuous sources there exist much larger-scale episodes, which give rise to the so-called ‘megaplumes’.
What part of speech is megaplume?
Megaplume is a noun.
What is the plural of megaplume?
The plural of megaplume is megaplumes.

Words near megaplume in the dictionary

  1. megaplasmids
  2. megaplastic
  3. megaplastics
  4. megaplex
  5. megaplexes
  6. megaplume
  7. megaplumes
  8. megapod
  9. megapodagrionid
  10. megapodagrionids
  11. megapode

Source and license

Adapted from Wiktionary: megaplume (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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