Having similarity in size, shape, and relative position of corresponding parts.
The design of the building is symmetric, with identical wings on either side.
Exhibiting symmetry; having balanced proportions.
The artist's painting is symmetric, with each side mirroring the other perfectly.
Of a mathematical object (such as a relation, equation, or matrix): remaining unchanged when its elements are reordered or its variables are permuted; possessing symmetry.
Matrix A is symmetric because its transpose is identical to itself.
(Cryptography) Using or involving the same key for both encryption and decryption.
AES is a symmetric encryption algorithm that uses the same key to encrypt and decrypt data.