Real Estate Terms 
Accumulated Interest: Interest dues that have accumulated as a result of non-payment in the past.
Accumulated Index: Financial index which measures the total return, considering both the price movement and income.
Acquisition Costs: The costs of acquiring a property. It includes purchase price and all other allied costs like insurance and legal fees, brokerage charges etc.,
Acre: A unit measure of land, defined 43,560 square feet or 4,840 square yards or about 4,047 square meters. Also referred to as acreage.
Acre Foot: The volume of water that would cover 1 acre to a depth of 1 foot (43,560 cubic feet or 1,233 cubic meters).
AD VALOREM: Literally, according to the value. Used to compute tax/duties on commodities at specified rates on their values. For instance, to a scale of stamp duty, inheritance tax or property tax.
Adjusted Mortgage Loans: Also called floating rate loans, flexible rate loans, variable rate loans and adjustable rate loans. Here, the rate of interest varies and is adjusted from time to time coincide with the rate of prevailing in the economy or to a pre-determined peg.