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
Expressive Front Entrances Rather than relying on traditional lawns and symmetrical, cookie-cutter layouts, homeowners are embracing front yards that reflect their living rooms.
—
Angelika Pokovba, Martha Stewart, 6 Jan. 2026
At the time these stones were fashioned, light was often provided by candlelight or gas lamps and lapidaries, or gem cutters, did everything by hand, meaning that their work was not always perfectly symmetrical.
—Emilia Petrarca, New Yorker, 2 Jan. 2026
Swap symmetrical arched tips for diagonal swoop tips.
—Rebecca Norris, InStyle, 31 Dec. 2025
In this Nashville home, the simple symmetrical arrangement above the fireplace is clean and elegant.
—Zoe Gowen, Southern Living, 29 Dec. 2025
See All Example Sentences for symmetrical
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Angelika Pokovba, Martha Stewart, 6 Jan. 2026
At the time these stones were fashioned, light was often provided by candlelight or gas lamps and lapidaries, or gem cutters, did everything by hand, meaning that their work was not always perfectly symmetrical.
—Emilia Petrarca, New Yorker, 2 Jan. 2026
Swap symmetrical arched tips for diagonal swoop tips.
—Rebecca Norris, InStyle, 31 Dec. 2025
In this Nashville home, the simple symmetrical arrangement above the fireplace is clean and elegant.
—Zoe Gowen, Southern Living, 29 Dec. 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 10 Jan. 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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