---
tag: W66K1XJT04
kind: concept
name: Biconnected
sources:
  - wikipedia: en:325802@r1373839425
    locator: Glossary of graph theory, section B
    note: adopted
    mention: wikipedia://en/325802#ULF4
    sections: [Summary]
inventory: [XXZBHDGCE5]
---

## Summary

Usually a synonym for $2$-vertex-connected, but sometimes includes *K*<sub>2</sub> though it is not 2-connected. See connected; for biconnected components, see component.