Tract
WordNet

noun


(1)   A bundle of myelinated nerve fibers following a path through the brain
(2)   A system of body parts that together serve some particular purpose
(3)   A brief treatise on a subject of interest; published in the form of a booklet
(4)   An extended area of land
WiktionaryText

Noun



  1. An area or expanse of land.
  2. A series of connected body organs, as in the digestive tract.
  3. A small booklet such as a pamphlet, often for promotional or informational uses.
  4. A brief treatise or discourse on a subject of interest.
  5. A commentator's view or perspective on a subject.
 
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