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Definition & Meaning of "sum"in English

Sum
01

a total of money, typically owed in a financial transaction 

sum definition and meaning
Grammatical Information
Animacy status
Abstract
Composition
Simple
Countable
Plural form
sums
Examples
The sum owed on the invoice amounted to $500. 
02

the whole amount of numbers added together 

sum definition and meaning
Examples
The sum of 5, 6, and 7 is 18. 
03

the whole amount 

sum definition and meaning
04

the choicest or most essential or most vital part of some idea or experience 

05

the final aggregate 

06

a set containing all and only the members of two or more given sets 

to sum
01

to calculate the total of two or more numbers or quantities by adding them together 

Transitive: to sum two or more numbers
to sum definition and meaning
Grammatical Information
Composition
Simple
Action verb
Regular
Present tense
sum
3rd person singular
sums
Present participle
summing
Past simple
summed
Past participle
summed
Examples
To sum 3 and 5, you add them together to get 8. 
02

to provide a brief overview or conclusion 

Transitive: to sum sth
Examples
The article sums the key points of the debate. 
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