A Plexus is a network of nerves or blood vessels.
Plexus may also refer to:
Science and medicine
- Nervous plexus, abranching network of intersecting nerves
- Choroid plexus, a network of cells that produces the cerebrospinal fluid in the ventricles of the brain
- Venous plexus, a congregation of multiple veins
- Cardiac plexus, a congregation of nerves situated at the base of the heart that innervates the heart
- Celiac plexus, a complex network of nerves located in the abdomen
Other uses
- Plexus, a 1953 novel by Henry Miller, part of The Rosy Crucifixion trilogy
- Plexus Consulting Group, a management consulting firm to non-profit and public service sectors
- Plexus Publishing, an imprint of Information Today, Inc.
- The Plexus Rangers, characters in the comic book series American Flagg!