symmetric

Etymology

From Latin symmetria from Ancient Greek συμμετρία (summetría).

adj

  1. Symmetrical.
  2. (set theory) Of a relation R on a set S, such that xRy if and only if yRx for all members x and y of S (that is, if the relation holds between any element and a second, it also holds between the second and the first).
    "Is a sibling of" is a symmetric relation.
  3. (cryptography) Using the same key (or keys that are trivially related) for both encryption and decryption.

Attribution / Disclaimer All definitions come directly from Wiktionary using the Wiktextract library. We do not edit or curate the definitions for any words, if you feel the definition listed is incorrect or offensive please suggest modifications directly to the source (wiktionary/symmetric), any changes made to the source will update on this page periodically.