Word.ws English Dictionary

substorm

substorm noun: a phenomenon in which a magnetotail becomes swollen and unstable.

Noun

substorm (plural substorms)

  1. A phenomenon in which a magnetotail becomes swollen and unstable.
    • At times, however, energy builds up within the magnetic field until it suddenly breaks loose into what is called a substorm, releasing a burst of electrical current that turns the auroras into pulsing red, purple and white colors.2007 January 23, Warren E. Leary, “Five New Satellites With a Mission of Finding a Source of Color in Space”, in New York Times

Forms of substorm

pluralsubstorms

Origin of substorm

From sub- + storm.

Words formed from substorm

Phrases with substorm

Questions about substorm

What does substorm mean?
Substorm means a phenomenon in which a magnetotail becomes swollen and unstable.
What part of speech is substorm?
Substorm is a noun.
What is the plural of substorm?
The plural of substorm is substorms.

Words near substorm in the dictionary

  1. substore
  2. substoreroom
  3. substorerooms
  4. substores
  5. substories
  6. substorm
  7. substorm current wedge
  8. substorm current wedges
  9. substorms
  10. substory
  11. substract

Source and license

Adapted from Wiktionary: substorm (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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Cite this entry: “substorm.” Word.ws, https://word.ws/substorm. Based on Wiktionary, CC BY-SA 4.0.