summation
noun
sum·ma·tion
(ˌ)sə-ˈmā-shən 
1
: the act or process of forming a sum : addition
3
: cumulative action or effect
especially
: the process by which a sequence of stimuli that are individually inadequate to produce a response are cumulatively able to induce a nerve impulse
4
: a final part of an argument reviewing points made and expressing conclusions
Examples of summation in a Sentence
A summation can be found at the end of the report.
We gave a summation of our discovery.
The defense attorneys and prosecutors are set to make their final summations today.
Recent Examples on the Web
Throughout the prosecution's four-hour summation, Combs kept his head bowed, sometimes scribbling notes to his lawyers and occasionally turning to the jury with a dour look.
—
Marco Della Cava, USA Today, 3 July 2025
The defense spent four hours the next day presenting their summation, followed by the prosecution rebuttal.
—Aaron Katersky, ABC News, 2 July 2025
In her nearly five-hour summation Thursday, Assistant U.S. Attorney Christy Slavik struck a much more serious tone.
—Nancy Dillon, Rolling Stone, 27 June 2025
Due to the change in schedule, Judge Arun Subramanian is expected to hold a charging conference Wednesday (June 25) followed by summations on Thursday (June 26).
—Jessica Bennett, VIBE.com, 23 June 2025
See All Example Sentences for summation
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Marco Della Cava, USA Today, 3 July 2025
The defense spent four hours the next day presenting their summation, followed by the prosecution rebuttal.
—Aaron Katersky, ABC News, 2 July 2025
In her nearly five-hour summation Thursday, Assistant U.S. Attorney Christy Slavik struck a much more serious tone.
—Nancy Dillon, Rolling Stone, 27 June 2025
Due to the change in schedule, Judge Arun Subramanian is expected to hold a charging conference Wednesday (June 25) followed by summations on Thursday (June 26).
—Jessica Bennett, VIBE.com, 23 June 2025
See All Example Sentences for summation
Cite this Entry
“Summation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/summation. Accessed 22 Jul. 2025.
Copy CitationKids Definition
summation
noun
sum·ma·tion
(ˌ)sə-ˈmā-shən
1
: the act or process of forming a sum : addition
2
3
: a final part of an argument reviewing points made and expressing conclusions
Medical Definition
summation
noun
sum·ma·tion
(ˌ)sə-ˈmā-shən
: cumulative action or effect
especially
: the process by which a sequence of stimuli that are individually inadequate to produce a response are cumulatively able to induce a nerve impulse see spatial summation, temporal summation
Legal Definition
summation
noun
sum·ma·tion
sə-ˈmā-shən
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