ganglion

noun

1. A small cystic tumor connected either with a joint membrane or tendon sheath
2. A mass of nerve tissue containing cell bodies of neurons external to the brain or spinal cord
3. Something likened to a nerve ganglion

   "a ganglion of cables and wires"

noun

1. Any of four deeply placed masses of gray matter (such as the amygdala) in each cerebral hemisphere

noun

1. A ganglion see ganglion on the dorsal root of each spinal nerve that is one of a series of ganglia lodging cell bodies of sensory neurons

   "The virus then becomes latent in the sensory dorsal root ganglia. With reactivation, a distinct rash localized to a single dermatome ensues."

noun

1. A ganglion on the dorsal root of each spinal nerve that is one of a series of ganglia lodging cell bodies of sensory neurons dorsal root ganglion