(physics, quantum mechanics) The effect of a detector on the measurement being recorded.

A backtrack or reversal of position; a U-turn.

plural of loan-back

A money laundering or tax avoidance scheme in which money is deposited in an offshore bank and then borrowed back by a shell company controlled by the holder of that bank account.

Alternative form of backfill

Alternative form of backfill

plural of back passage

plural of back street

The gate at the back of a property, especially a residential property, often leading onto a lane.

(finance) Having mortgages as collateral.