sum
1 of 3noun (1)
ˈsəm 
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
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
c(1)
: disjunction sense 2
(2)
: union sense 2d
summability
ˌsə-mə-ˈbi-lə-tē
noun summable
ˈsə-mə-bəl
adjective sum
2 of 3verb
summed; summing
transitive verb
1
: to calculate the sum of : total
2
: summarize
intransitive verb
: to reach a sum : amount
sum
3 of 3noun (2)
ˈsəm
plural sums
the basic monetary unit of Uzbekistan see Money Table
Synonyms
Noun (1)
- aggregate
- full
- sum total
- summation
- total
- totality
- whole
Verb
- add
- cast (up)
- foot (up)
- summate
- tot (up)
- total
- totalize
- tote (up)
See all Synonyms & Antonyms 
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
Phrases Containing sum
Kids Definition
sum 1 of 2
noun
ˈsəm
1
: the result obtained by adding numbers
The sum of 4 and 5 is 9.
2
: a problem in arithmetic
3
: a quantity of money
We donated a small sum.
4
: the whole amount
Two trips is the sum of my travel experience.
sum
2 of 2verb
summed; summing
: to find the total number of by adding or counting
sum 1 of 2
noun
1
as in total
a complete amount of something the sum of human knowledge on that subject Synonyms & Similar Words
Relevance
- total
- totality
- whole
- aggregate
- summation
- full
- entirety
- sum total
- bulk
- grand total
- gross
- the whole shebang
- the whole kit and caboodle
- the whole nine yards
- completeness
- the whole bit
- cumulativeness
- comprehensiveness
- mass
- enchilada
- schmear
- lion's share
Antonyms & Near Antonyms
- net
2
as in summary
a short statement of the main points the district attorney delivered a sum of the evidence against the accused that was simply staggering Synonyms & Similar Words
- summary
- summa
- outline
- abstract
- rundown
- précis
- recap
- synopsis
- digest
- recapitulation
- résumé
- sum-up
- inventory
- summarization
- brief
- resume
- conspectus
- roundup
- encapsulation
- summing-up
- compendium
- capsule
- resumé
- epitome
- compend
- breviary
- wrap-up
- shortening
- abbreviation
- curtailment
- run-through
- abridgment
- condensation
- simplification
- streamlining
- reprise
- rehash
- conclusion
- abridgement
- epilogue
- epilog
Antonyms & Near Antonyms
- amplification
- enlargement
- expansion
- supplement
- addendum
3
as in height
the highest part or point he declared that he had reached the sum of joy when his newborn daughter was laid in his arms Synonyms & Similar Words
- height
- pinnacle
- culmination
- top
- zenith
- peak
- apex
- climax
- meridian
- highlight
- high-water mark
- crown
- summit
- crescendo
- high noon
- acme
- apogee
- crest
- prime
- capstone
- tip-top
- noon
- head
- extremity
- cap
- ne plus ultra
- noontime
- tip
- glory
- high
- ceiling
- flood tide
- flower
- roof
- extreme
- vertex
- bloom
- blossom
- heyday
- highspot
Antonyms & Near Antonyms
- base
- minimum
- bottom
- foot
- nadir
- abyss
- rock bottom
4
as in essence
the central part or aspect of something under consideration the sum of the issue is: who will pay for this? Synonyms & Similar Words
- essence
- root
- core
- heart
- point
- kernel
- net
- gist
- meat
- nucleus
- bottom line
- pivot
- nub
- sum and substance
- crux
- pith
- subject
- tenor
- bull's-eye
- centerpiece
- substance
- keynote
- nubbin
- theme
- body
- content
- drift
- direction
- course
- meat and potatoes
- the long and short
- proposition
- the long and the short
- thesis
- hypothesis
- purport
sum
2 of 2verb
as in to add
to combine (numbers) into a single sum can sum figures in his head faster than I can punch them into a calculator Synonyms & Similar Words
- add
- subtract
- total
- summate
- totalize
- divide
- calculate
- count
- compute
- number
- multiply
- figure
- tabulate
- tally
- table
- cipher
- cast (up)
- foot (up)
- tote (up)
- tot (up)
- put together
- enumerate
- work out
- reckon
- recompute
- tell
- refigure