Plexus: 1. In medicine, a network or tangle of lymphatic vessels, nerves, or veins. For example, the brachial plexus is a network of nerves leading to the arm. In general, any interwoven entity made up of elements in a structure or system.
Plexus: 1. In medicine, a network or tangle of lymphatic vessels, nerves, or veins. For example, the brachial plexus is a network of nerves leading to the arm. In general, any interwoven entity made up of elements in a structure or system.