No, time dilation and time delay are different concepts.
Time dilation refers to the phenomenon where time appears to pass at different rates for objects or observers that are in relative motion or in different gravitational fields. It is a consequence of the theory of relativity. Time dilation can result in clocks ticking slower or faster depending on the circumstances.
On the other hand, time delay refers to the time it takes for a signal or information to travel from one point to another. It is the delay experienced between the sending and receiving of a signal due to the finite speed at which signals propagate, which is the speed of light in vacuum. For example, when communicating with spacecraft or distant objects, there can be a significant time delay between sending a signal and receiving a response due to the large distances involved.
While time dilation can affect the perceived passage of time for moving objects or in strong gravitational fields, time delay is related to the time it takes for signals to propagate and reach their destination. The two concepts are distinct and describe different aspects of time-related phenomena.