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[burn-uhp] /ˈbɜrnˌʌp/
the nuclear fuel consumed in a reactor, often measured as a percentage of the atoms of fuel that have undergone fission.
Origin of burnup
noun use of the verb phrase burn up Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for burnup
  • The concept of taking credit for the reduction in reactivity due to fuel burnup is commonly referred to as burnup credit.
  • Surplus weapon-grade fissile materials can be profitably and irrevocably demilitarized by burnup in existing nuclear reactors.
  • Fuel provides head-room for additional power uprates and high burnup limits.

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