symmetric

Pronunciation

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Pronunciation

- IPA: /sɪˈmɛtɹɪk/

**symmetric**

- Symmetrical.
- (
*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.

- (
*cryptography*) Using the same key (or keys that are trivially related) for both encryption and decryption.

This text is extracted from the Wiktionary and it is available under the CC BY-SA 3.0 license | Terms and conditions | Privacy policy 0.003