the movement or process of eroding or being eroded, particularly in a downward direction

a decline or decrease in quality or worth

गुणवत्ता या मूल्य का गिरना

English Usage: There has been a noticeable downward erosion in the quality of service over the past year.

Hindi Usage: पिछले वर्ष में सेवा की गुणवत्ता में स्पष्ट नीचे की ओर गिरावट देखी गई है।