# sum

^{1}sum

*noun*\ˈsəm\

## Definition of *SUM*

1

**:**an indefinite or specified amount of money

2

**:**the whole amount

**:**aggregate

3

**:**the utmost degree

**:**summit <reached the

*sum*of human happiness>

4

5

*a*

*(1)*

**:**the result of adding numbers <the

*sum*of 5 and 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**\ˌsə-mə-ˈbi-lə-tē\*noun*—

**sum·ma·ble**\ˈsə-mə-bəl\*adjective*—

**in sum****:**in short

**:**briefly

## Origin of *SUM*

Middle English

*summe,*from Anglo-French*sume, somme,*from Latin*summa,*from feminine of*summus*highest; akin to Latin*super*over — more at overFirst Known Use: 14th century

^{2}sum

*verb*

**summed**

**sum·ming**

## Definition of *SUM*

transitive verb

1

**:**to calculate the sum of

**:**total

2

intransitive verb

**:**to reach a sum

**:**amount

## Examples of *SUM*

- <can
*sum*figures in his head faster than I can punch them into a calculator>

## First Known Use of *SUM*

14th century

^{3}sum

*noun*\ˈsəm\

*plural*

**sums**

## Learn More About *SUM*

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