sum^{1} (sʌm) | |
—n | |
1. | a. the result of the addition of numbers, quantities, objects, etc |
b. the cardinality of the union of disjoint sets whose cardinalities are the given numbers | |
2. | one or more columns or rows of numbers to be added, subtracted, multiplied, or divided |
3. | maths the limit of a series of sums of the first n terms of a converging infinite series as n tends to infinity |
4. | (plural) another name for number work |
5. | a quantity, esp of money: he borrows enormous sums |
6. | the essence or gist of a matter (esp in the phrases in sum, in sum and substance) |
7. | a less common word for summary |
8. | archaic the summit or maximum |
9. | (modifier) complete or final (esp in the phrase sum total) |
—vb , sums, summing, summed | |
10. | ( |
11. | (tr) to calculate the sum of (the terms in a sequence) |
[C13 summe, from Old French, from Latin summa the top, sum, from summus highest, from superus in a higher position; see |
sum up | |
—vb | |
1. | to summarize (feelings, the main points of an argument, etc): the judge began to sum up |
2. | (tr) to form a quick opinion of: I summed him up in five minutes |
sum (sŭm) Pronunciation Key
The result of adding numbers or quantities. The sum of 6 and 9, for example, is 15, and the sum of 4x and 5x is 9x. |
SUM software users manual |
sum up
Present the substance of, summarize, as in They always sum up the important news in a couple of minutes, or That expletive sums up my feelings about the matter. [Early 1600s]