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Table of Contents > Health Dictionary > Decay

Decay

1. A process leading to the destruction of an organic compound through slow combustion or gradual oxidation. 2. Slow deterioration due to combustion or putrefaction. 3. Caries. 4. Inability to remember short-term sensory-based memories. 5. Reduced radioactivity of an unstable nucleus due to spontaneous emission of radiation or charged particles that occurs over time.