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/ˈdaʊn.blɛnd/ · verb
(usually transitive, 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.
Use downblend when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Downblend means (usually transitive, 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 closest synonym depends on the sentence and intended sense.
Possible antonyms include enrich.
The facility has the capacity to downblend 5 tonnes of bomb-grade uranium per year.
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