Synonym of quinquennium: a five-year period, especially in reference to the first and second halves of calendrical decades.

(statistics) Of or related to a 5-year period.

of, or relating to a pentad

plural of pentad

A polygon with fifteen sides.

plural of pentadecagon

An oligomer having fifteen subunits

Of or pertaining to a pentadecamer

plural of pentadecamer

(computing, mathematics) Based on the number 15; using the digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D and E.