Depreciation means decrease in the value of Assets.In usual 
practice most of the companies are using Staright line & 
reducing balance methods of Depreciation.

depreciation means the regular and permanent dimnution 
value,quantity and quality of a fixed asset due to wear and 
tear is called depreciation.many of companies follows 
calculating depreciation straight line and written down 
value method.

Depreciation means a gradual decrease or demultion or 
reduction in the value of the assets.It occurs due to wear 
and tear, accidents, Obsolecense. So it is a loss to the 
business and therefore it is treated as an indirect expense 
and credited to the profit and loss account. It is deducted 
from the concerned assets and the remaining balance is 
shown on the asset side of the balance sheet.

DEPRICIATION  DENOTES GRADUALLY AND PERMANENT DECREASE IN 
THE VALUE OF ASSTS DUE TO WEAR TEAR , TECHNOLOGY CHANGES 
AND LAPS OF TIME.

Depreciation is a systematic and rational process of
distributing the cost of tangible assets over the life of
assets.
Depreciation is a process of allocation.
Cost to be allocated = acquisition cot - salvage value
Allocated over the estimated useful life of assets.
Allocation method should be systematic and rational.

Depreciation means continious and gradual fall in book 
value of an asset, due to wear n tear,accidents,absolecense