Question

what is retardation??​

Answer 1

Answer:

the act of retarding or state of being retarded. something that retards; hindrance. Usually Offensive. slowness or limitation in intellectual understanding and awareness, emotional development, academic progress, etc. See also mental retardation.

Answer 2

Answer:

Retardation is a process when the velocity of a body decreases.with time ,it's acceleration is negative acceleration is also called retardation.

Retardation is acceleration with a negative sign

Explanation:

hope it helps