compartment vs ganglion

compartment

noun
  • A room, or section, or chamber 

  • Part of a protein that serves a specific function. 

  • A mound (often of grass) beneath the shield in a coat of arms on which the supporters stand. 

  • One of the parts into which an area is subdivided. 

  • A region in the body, delimited by a biological membrane. 

verb
  • To arrange in separate compartments. 

ganglion

noun
  • A centre of intellectual or industrial force, activity, etc. 

  • An encapsulated collection of nerve cell bodies, typically linked by synapses, and often forming a swelling on a nerve fiber. 

  • Any of certain masses of gray matter in the central nervous system, as the basal ganglia. 

  • A benign cystic tumour on a tendon sheath or joint capsule. 

How often have the words compartment and ganglion occurred in a corpus of books? (source: Google Ngram Viewer )