duration

Meanings

1. An amount of time or a particular time interval.
2. The time taken for the current situation to end, especially the current war.
3. A measure of the sensitivity of the price of a financial asset to changes in interest rates, computed for a simple bond as a weighted average of the maturities of the interest and principal payments associated with it.

Etymology

From Middle English duracioun, from late Old French duracion, from Medieval Latin dūrātiō.