Noun. 1. specific heat-the heat required to raise the temperature of one gram of a substance one degree centigrade. heat, heat energy-a form of energy that is transferred by a difference in temperature. 1  Facebook.
You begin to depreciate your property when you place it in service for use in your trade or business or for the production of income. You stop depreciating property either when you have fully recovered your cost or other basis or when you retire it from service, whichever happens first.
1 Your depreciation deduction for the first year is based on the mid-month convention, in which you can deduct only half of the first month s depreciation. 2  If you begin renting a property on July 3rd, you can deduct 5 months of depreciation for the first year not the full six months that the rental was operating.