Word.ws English Dictionary

fissionless

fissionless adjective: without fission.

Adjective

fissionless (not comparable)

  1. Without fission.
    • a fissionless ignition system
    • a fissionless bomb

Origin of fissionless

From fission + -less.

Questions about fissionless

What does fissionless mean?
Fissionless means without fission.
What part of speech is fissionless?
Fissionless is an adjective.

Words near fissionless in the dictionary

  1. fissioned
  2. fissioning
  3. fissionings
  4. fissionist
  5. fissionists
  6. fissionless
  7. fissionlike
  8. fissions
  9. fissiparation
  10. fissiparism
  11. fissiparities

Source and license

Adapted from Wiktionary: fissionless (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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