1. overpartition - Noun
2. overpartition - Verb
overpartition (plural overpartitions)
(mathematics) An overpartition of n is a non-increasing sequence of natural numbers whose sum is n in which the first occurrence of a number may be overlined.
overpartition (third-person singular simple present overpartitions, present participle overpartitioning, simple past and past participle overpartitioned)
(transitive) To divide into too many partitions.