What is the other Name of Negative Acceleration?

Answer:  If a body’s velocity falls with time, its end velocity will be lower than its initial velocity and its acceleration will be negative. The alternative name for negative acceleration is retardation or deceleration.

Retardation is the name given to negative acceleration.

 m/s2 is the SI unit of Retardation.

The graph between time and velocity of the negative acceleration is as follows;