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Criticality
The normal operating condition of a reactor, in which nuclear fuel sustains a fission chain reaction. A reactor achieves criticality (and is said to be critical) when each fission event releases a sufficient number of neutrons to sustain an ongoing series of reactions.
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- Part of Speech: noun
- Synonym(s):
- Blossary:
- Industry/Domain: Energy
- Category: Nuclear energy
- Company: U.S. NRC
- Product:
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