Word.ws English Dictionary

downblend

/ˈdaʊn.blɛnd/

downblend verb: to blend highly-enriched uranium, typically from decommissioned nuclear weapons, with uranium containing a low concentration of fissile uranium-235 (slightly-enriched uranium, natural uranium, or depleted uranium) in order to convert it to low-enriched uranium suitable for use as fuel in standard power reactors but not usable for a fission bomb.

Verb

downblend (third-person singular simple present downblends, present participle downblending, simple past and past participle downblended)

  1. (transitive, usually, nuclear physics) To blend highly-enriched uranium, typically from decommissioned nuclear weapons, with uranium containing a low concentration of fissile uranium-235 (slightly-enriched uranium, natural uranium, or depleted uranium) in order to convert it to low-enriched uranium suitable for use as fuel in standard power reactors but not usable for a fission bomb.
    • The facility has the capacity to downblend 5 tonnes of bomb-grade uranium per year.

Antonyms of downblend

Forms of downblend

third-person singular presentdownblends
present participledownblending
past participledownblended
pastdownblended

Origin of downblend

Blend of down + blend.

Questions about downblend

What does downblend mean?
Downblend means to blend highly-enriched uranium, typically from decommissioned nuclear weapons, with uranium containing a low concentration of fissile uranium-235 (slightly-enriched uranium, natural uranium, or depleted uranium) in order to convert it to low-enriched uranium suitable for use as fuel in standard power reactors but not usable for a fission bomb.
What part of speech is downblend?
Downblend is a verb.
How do you pronounce downblend?
Downblend is pronounced /ˈdaʊn.blɛnd/ (US).
What is the past tense of downblend?
The past tense of downblend is downblended.

Words near downblend in the dictionary

  1. downbent
  2. downbet
  3. downbets
  4. downbetted
  5. downbetting
  6. downblend
  7. downblended
  8. downblending
  9. downblends
  10. downblouse
  11. downbloused

Source and license

Adapted from Wiktionary: downblend (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.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-us-downblend.ogg.

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