A hive mind, collective consciousness, or group consciousness is a linking of multiple minds into a unified whole, sacrificing individuality.
- The Body of Landru (TOS: "The Return of the Archons")
- Flying parasites that infested Deneva in 2267 (TOS: "Operation -- Annihilate!")
- Androids of planet Mudd (TOS: "I, Mudd")
- Borg Collective (TNG: "Q Who")
- New Cooperative (VOY: "Unity")