dissect

verb

dis·​sect dī-ˈsekt How to pronounce dissect (audio)
also
di- How to pronounce dissect (audio) ˈdī-ˌsekt How to pronounce dissect (audio)
dissected; dissecting; dissects
Synonyms of dissectnext

transitive verb

1
: to separate into pieces : expose the several parts of (something, such as an animal) for scientific examination
dissect an earthworm
dissecting flowers
2
: to analyze and interpret minutely
dissect a problem
dissector
dī-ˈsek-tər
 
also
di- How to pronounce dissect (audio)
ˈdī-ˌsek-
noun
Choose the Right Synonym for dissect

analyze, dissect, break down mean to divide a complex whole into its parts or elements.

analyze suggests separating or distinguishing the component parts of something (such as a substance, a process, a situation) so as to discover its true nature or inner relationships.

analyzed the collected data

dissect suggests a searching analysis by laying bare parts or pieces for individual scrutiny.

commentators dissected every word of the speech

break down implies a reducing to simpler parts or divisions.

break down the budget

Examples of dissect in a Sentence

We dissected a frog in science class. She dissected each point of his argument. We dissected the poem in class. The city is dissected by a network of highways.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
That said, most of the reaction to the new footage released this week has been very positive and the trailer has so far racked up more than 130 million views across all social media platforms, with fans dissecting every tiny element. James Hibberd, HollywoodReporter, 27 Mar. 2026 Adam and Lily, who aren’t fully out of each other’s lives after the breakup, dissect what went wrong in their relationship with a great deal of empathy and emotional intelligence. Emily McClanathan, Chicago Tribune, 27 Mar. 2026 Audiences want to feel, to commune, to dissect, to yearn. Matt Grobar, Deadline, 26 Mar. 2026 Television habits have also changed since viewers once dissected tribal council proceedings at the office the next morning. Pamela Chelin, Los Angeles Times, 25 Mar. 2026 See All Example Sentences for dissect

Word History

Etymology

Latin dissectus, past participle of dissecare to cut apart, from dis- + secare to cut — more at saw

First Known Use

1598, in the meaning defined at transitive sense 1

Time Traveler
The first known use of dissect was in 1598

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Cite this Entry

“Dissect.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dissect. Accessed 29 Mar. 2026.

Kids Definition

dissect

verb
1
: to cut up (as a plant or animal) into separate parts for examination and study
2
: to make a careful examination of
dissect a problem
Etymology

from Latin dissectus, past participle of dissecare "to cut apart," from dis- "apart" and secare "to cut" — related to insect, section

Medical Definition

dissect

transitive verb
: to cut so as to separate into pieces or to expose the several parts of (as an animal or a cadaver) for scientific examination
specifically : to separate or follow along natural lines of cleavage (as through connective tissue)
dissect out the regional lymph nodes
a dissecting aneurysm

intransitive verb

: to make a medical dissection
dissector noun

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