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
When the eye looks symmetrical, that often means the storm is not encountering anything to weaken it.
—
The New York Times, New York Times, 2 Oct. 2025
Informal decorative dahlias refers to a broad category of dahlias that don’t have that symmetrical look to them.
—Sophia Beams, Better Homes & Gardens, 2 Oct. 2025
As such, the signal was only visible for 160 milliseconds before the jet became symmetrical once again.
—Chris Young, Interesting Engineering, 1 Oct. 2025
His antlers were 51 inches along the main beams and had a spread of 48½, with six long symmetrical points to a side.
—Robert Merchant, Outdoor Life, 1 Oct. 2025
See All Example Sentences for symmetrical
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The New York Times, New York Times, 2 Oct. 2025
Informal decorative dahlias refers to a broad category of dahlias that don’t have that symmetrical look to them.
—Sophia Beams, Better Homes & Gardens, 2 Oct. 2025
As such, the signal was only visible for 160 milliseconds before the jet became symmetrical once again.
—Chris Young, Interesting Engineering, 1 Oct. 2025
His antlers were 51 inches along the main beams and had a spread of 48½, with six long symmetrical points to a side.
—Robert Merchant, Outdoor Life, 1 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 8 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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