noun, plural sym·me·tries.
- a geometrical or other regularity that is possessed by a mathematical object and is characterized by the operations that leave the object invariant: A circle has rotational symmetry and reflection symmetry.
- a rotation or translation of a plane figure that leaves the figure unchanged although its position may be altered.
- symmetric group,
- symmetric matrix,
- symmetrical gangrene,
- symmetry element,
- symmetry plane,
- symonds, john addington,
Origin of symmetry
Examples from the Web for symmetry
But, he says, what ultimately makes a hat look good on a person is the symmetry of the crown of their head to their jaw line.
In a nice bit of symmetry, 56% of Democrats said that Bush should be impeached in July of 2007, according to a Rasmussen survey.
The symmetry of their experiences only made her more determined to continue her journey.Israel, Hamas, WhatsApp and Hacked Phones in the Gaza Psy-War|Itay Hod|July 26, 2014|DAILY BEAST
At that point, with a loss of symmetry in the power provided by the engines, the airplane banks sharply and dives, into the water.
“Symmetry, both front-to-back and side-to-side, helps us function every day and prevents injuries,” says Sakhrani.Why You Should Train Like an Athlete (Even If You Aren’t One)|DailyBurn|December 20, 2013|DAILY BEAST
Here there is a plane of symmetry perpendicular to the hexad axis; there is also a centre of symmetry.
The choir of this church is remarkable for the symmetry of its proportions.Rouen, It's History and Monuments|Thodore Licquet
They have, as mathematicians express it, one or several planes of symmetry.Louis Pasteur|Ren Vallery-Radot
He had such a good sense of symmetry that his piles were always extremely neat.Kari the Elephant|Dhan Gopal Mukerji
Five classes are included in this system, in all of which there are, besides other elements of symmetry, four triad axes.
noun plural -tries
Word Origin for symmetry
1560s, "relation of parts, proportion," from Latin symmetria, from Greek symmetria "agreement in dimensions, due proportion, arrangement," from symmetros "having a common measure, even, proportionate," from syn- "together" (see syn-) + metron "meter" (see meter (n.2)). Meaning "harmonic arrangement of parts" first recorded 1590s. Symmetrophobia is from 1809, supposed to be evident in Egyptian temples and Japanese art.