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
Reviewers in their service area praise the symmetrical speeds, no data caps and reliable performance.
—
Roxanne Downer, USA Today, 27 Oct. 2025
Angle your face None of us are perfectly symmetrical.
—Christine Buzan, CNBC, 22 Oct. 2025
Historically scientists believed a fundamental property of Earth was that the brightness of the Northern and Southern Hemispheres were symmetrical.
—Ryan Green, Scientific American, 22 Oct. 2025
Against a dark green wall, shelves of fabric stamps are arranged in symmetrical rows.
—David Moin, Footwear News, 17 Oct. 2025
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Roxanne Downer, USA Today, 27 Oct. 2025
Angle your face None of us are perfectly symmetrical.
—Christine Buzan, CNBC, 22 Oct. 2025
Historically scientists believed a fundamental property of Earth was that the brightness of the Northern and Southern Hemispheres were symmetrical.
—Ryan Green, Scientific American, 22 Oct. 2025
Against a dark green wall, shelves of fabric stamps are arranged in symmetrical rows.
—David Moin, Footwear News, 17 Oct. 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 29 Oct. 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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