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
Atlas benefits further from a simplified hardware design, featuring symmetrical limbs and just two actuator types, making simulation and transfer more accurate and efficient.
—
Jijo Malayil, Interesting Engineering, 27 May 2026
When the eye looks symmetrical, that often means the storm is not encountering anything to weaken it.
—William B. Davis, New York Times, 27 May 2026
The straight line of his jaw, the slight bump on his nose that turns his perfectly symmetrical face into something more masculine.
—ABC News, 26 May 2026
What to read next To uncover the array of hidden substructures, the team used image-processing techniques that removed the cluster's otherwise smooth and symmetrical X-ray glow.
—Sharmila Kuthunur, Space.com, 20 May 2026
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Jijo Malayil, Interesting Engineering, 27 May 2026
When the eye looks symmetrical, that often means the storm is not encountering anything to weaken it.
—William B. Davis, New York Times, 27 May 2026
The straight line of his jaw, the slight bump on his nose that turns his perfectly symmetrical face into something more masculine.
—ABC News, 26 May 2026
What to read next To uncover the array of hidden substructures, the team used image-processing techniques that removed the cluster's otherwise smooth and symmetrical X-ray glow.
—Sharmila Kuthunur, Space.com, 20 May 2026
See All Example Sentences for symmetrical
Cite this Entry
“Symmetrical.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/symmetrical. Accessed 3 Jun. 2026.
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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