symmetrical
adjective
sym·met·ri·cal
sə-ˈme-tri-kəl 
variants
or symmetric
1
: having, involving, or exhibiting symmetry
2
: having corresponding points whose connecting lines are bisected by a given point or perpendicularly bisected by a given line or plane
symmetrical curves
3
symmetric
: being such that the terms or variables may be interchanged without altering the value, character, or truth
symmetric equations
R is a symmetric relation if aRb implies bRa
4
a
: capable of division by a longitudinal plane into similar halves
symmetrical plant parts
b
: having the same number of members in each whorl of floral leaves
symmetrical flowers
5
: affecting corresponding parts simultaneously and similarly
symmetrical rash
6
: exhibiting symmetry in a structural formula
especially
: being a derivative with groups substituted symmetrically in the molecule
Examples of symmetrical in a Sentence
The human body is symmetrical.
Recent Examples on the Web
Almost all of the rooms are perfectly symmetrical, a true testament to perfect coordination between roommates' parents.
—
Zoey Lyttle, People.com, 1 Sep. 2025
Fiber is available in select areas, including Oklahoma City, Lawton and Jenks, and offers symmetrical upload and download speeds.
—Roxanne Downer, USA Today, 28 Aug. 2025
The goal is to create a symmetrical implosion that subjects the fuel to the high pressures and temperatures needed for nuclear fusion to occur.
—Aman Tripathi, Interesting Engineering, 24 Aug. 2025
New romantic alignments and realignments are introduced, exhaustingly, by the minute; every action spurs a symmetrical reaction, and every gag in the first half finds an inevitable callback in the second.
—Justin Chang, New Yorker, 22 Aug. 2025
See All Example Sentences for symmetrical
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Zoey Lyttle, People.com, 1 Sep. 2025
Fiber is available in select areas, including Oklahoma City, Lawton and Jenks, and offers symmetrical upload and download speeds.
—Roxanne Downer, USA Today, 28 Aug. 2025
The goal is to create a symmetrical implosion that subjects the fuel to the high pressures and temperatures needed for nuclear fusion to occur.
—Aman Tripathi, Interesting Engineering, 24 Aug. 2025
New romantic alignments and realignments are introduced, exhaustingly, by the minute; every action spurs a symmetrical reaction, and every gag in the first half finds an inevitable callback in the second.
—Justin Chang, New Yorker, 22 Aug. 2025
See All Example Sentences for symmetrical
Cite this Entry
“Symmetrical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/symmetrical. Accessed 5 Sep. 2025.
Copy CitationKids Definition
symmetrical
adjective
sym·met·ri·cal
sə-ˈme-tri-kəl
variants
or symmetric
: having, involving, or showing symmetry
Medical Definition
symmetrical
adjective
sym·met·ri·cal
sə-ˈme-tri-kəl
variants
or symmetric
: having, involving, or exhibiting symmetry: as
a
: affecting corresponding parts simultaneously and similarly
a symmetrical rash
b
: exhibiting symmetry in a structural formula
especially
: being a derivative with groups substituted symmetrically in the molecule
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