The term 'RATE of Return' refers to the amount of money that an investor can expect to receive from an investment. It is usually expressed as a percentage and is calculated by dividing the total return on an investment by the initial cost of the investment. The RATE of return is an important factor in determining the profitability of an investment and is used to compare different investments. The crossword solution for the term 'RATE of Return' is RATE, which is a four-letter word.