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TOEFL BNC: 1671 COCA: 3843

sum

1 of 3

noun (1)

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
a
: a summary of the chief points or thoughts : summation
the sum of this criticism follows C. W. Hendel
b
: gist
the sum and substance of an argument
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
summability noun
summable adjective

sum

2 of 3

verb

summed; summing

transitive verb

1
: to calculate the sum of : total
2

intransitive verb

: to reach a sum : amount

sum

3 of 3

noun (2)

plural sums
the basic monetary unit of Uzbekistan see Money Table
Phrases
in sum
: in short : briefly

Example Sentences

Verb can sum figures in his head faster than I can punch them into a calculator

Word History

Etymology

Noun (1)

Middle English summe, from Anglo-French sume, somme, from Latin summa, from feminine of summus highest; akin to Latin super over — more at over

Noun (2)

Uzbek so'm ruble

First Known Use

Noun (1)

14th century, in the meaning defined at sense 1

Verb

14th century, in the meaning defined at transitive sense 1

Noun (2)

1993, in the meaning defined above

Time Traveler
The first known use of sum was in the 14th century

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