👉 Lagging refers to a phenomenon where a signal or data is not reaching its true value due to delays in transmission, processing, or storage. This can occur when a signal is transmitted over an unreliable communication channel, such as a cable or satellite link, and then delayed by the time it reaches its intended destination. The term "lagging" is often used in the context of data analysis and forecasting, where it refers to the delay between the actual value of a variable (such as temperature)