summable

[ suhm-uh-buhl ]
/ ˈsʌm ə bəl /

adjective Mathematics.

capable of being added.
(of an infinite series, especially a divergent one) capable of having a sum assigned to it by a method other than the usual one of taking the limit of successive partial sums.
(of a function) possessing a finite Lebesgue integral.

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Origin of summable

First recorded in 1775–85; sum + -able

OTHER WORDS FROM summable

sum·ma·bil·i·ty, nounun·sum·ma·ble, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020