Repetend
Repetend (r?p`?-t?nd") , noun
[Latin repetendus to be repeated, from repetere to repeat.]
(Mathematics) That part of a circulating decimal which recurs continually, ad infinitum: -- sometimes indicated by a dot over the first and last figures; thus, in the circulating decimal.728328328 + (otherwise.7<2dot/8<3dot/), the repetend is 283.