Acculmated depreciation is the yearly depricition on a 
particular asset.

Accumulated depreciation is the combined total of 
depreciation of a particular asset class over the years and 
is reflected on the balance sheet.

The total to date of the periodic depreciation charges on 
depreciable asset

Accumulated depreciation is the combined total of 
depreciation of a particular asset class over the years and 
is reflected on the balance sheet

Accumulated depreciation means depreciation provided on the 
particular depreciable asset till its acquisition. It can 
either be shown as liability or can be deducted from gross 
assets.

The total amount of depriciation lying in respect of any 
particular asset at a balance sheet date is the accumulated 
dep thereof as on the BS date. The amount of AD is the 
figure derived by adding 
1.dep for the year and;
2.deducting the dep on assets sold or adjustments during 
the year;
from the opening depriciation for that asset.