relative strength index
- noun an indicator used to compare the current price of an instrument or market to the price at a previous period. It identifies when a share is overbought or oversold.
- (written as Relative Strength Index)A bounded momentum oscillator indicator often used by technical analysts to identify markets that are overbought or oversold. Forex trend traders might use the Relative Strength Index (RSI) to discover which extreme market moves may be ripe for a reversal.
- acronymRSI (written as Relative Strength Index)
- noun a condition in which a group of muscles, tendons and nerves becomes weak and painful from prolonged overuse.