We don't have synonyms for durations yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are rations, duration and curations.
(n) :
An amount of time or a particular time interval.
(n) :
(in the singular, not followed by "of") The time taken for the current situation to end, especially the current war.
(n) :
(finance) 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.
(n) :
An amount of time or a particular time interval.
(n) :
(in the singular, not followed by "of") The time taken for the current situation to end, especially the current war.
(n) :
(finance) 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.