[sum] n [ME summe, fr. OF, fr. L summa, fr. fem. of summus highest; akin to L super over--more at over] (14c) 1: an indefinite or specified amount of money
2: the whole amount: aggregate
3: the utmost degree: summit "reached the ~ of human happiness"
4. a: a summary of the chief points or thoughts: summation "the ~ of this criticism follows --C. W. Hendel" b: gist "the ~ and substance of an argument"
5. a (1): the result of adding numbers "~ of
7. is 12" (2): the limit of the sum of the first n terms of an infinite series as n increases indefinitely b: numbers to be added; broadly: a problem in arithmetic c (1): disjunction
2. (2): union 2d -- sum.ma.bil.i.ty n -- sum.ma.ble adj -- in sum : in short: briefly
sum vb summed ; sum.ming vt (14c) 1: to calculate the sum of: total
2: summarize ~ vi: to reach a sum: amount