Word.ws English Dictionary

superheavy

superheavy adjective: much heavier than usual.

superheavy: much heavier than usual
Image: Martyn Poliakoff, CC BY-SA 4.0, via Wikimedia Commons

Adjective

superheavy (not comparable)

  1. Much heavier than usual.
    • Near-synonym: superheavyweight
    • The superheavy tank weighed 80 tonnes and was said to be indestructible in combat.
    1. (nuclear physics) Describing a transuranic element with an extremely high atomic number; typically taken to mean beyond lawrencium (element 103, the last actinide).
  2. stressed more than is usual

Noun

superheavy (plural superheavies)

  1. A superheavy thing.
    • Near-synonym: superheavyweight
    1. (nuclear physics) A superheavy element.
    2. (informal) A superheavy tank or artillery piece.
      • Representative of the scope of Soviet artillery development, two types of super-heavy, self-propelled artillery pieces (a 400mm mortar and a 310mm gun) trundled across Red Square during the parade of November 1960. There is no doubt that these weapons fire an unorthodox long-range shell, or that...1961, U.S. Army, “Communist Military Capabilities”, in Army Information, Pamphlet No. 355-201-1, page 89

Synonyms of superheavy

Forms of superheavy

pluralsuperheavies

Origin of superheavy

From super- + heavy.

Words formed from superheavy

Phrases with superheavy

Questions about superheavy

What does superheavy mean?
Superheavy means much heavier than usual.
What part of speech is superheavy?
Superheavy can be an adjective or a noun.

Words near superheavy in the dictionary

  1. superheaters
  2. superheating
  3. superheatings
  4. superheats
  5. superheavies
  6. superheavy
  7. superheavy element
  8. superheavy elements
  9. superheavy tank
  10. superheavy tanks
  11. superheavy water

Source and license

Adapted from Wiktionary: superheavy (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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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-superheavy.wav.

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