Memory Decay Definition
Memory Decay Definition . This can be related to the neuron. Decay is a type of forgetting that occurs when memories fade over time. 2. from www.slideshare.net In psychology, memory decay theory states that memories that are not frequently retrieved tend to fade naturally with time. Type of forgetting that occurs soon after material is learned. The main reason this occurs in sensory and/or short term memory is that we don't need to process and store all the information that we encounter in the world, so we simply don't.