WordNet 3.0 Copyright © 2006 by Princeton University.
- 1. tract, piece of land, piece of ground, parcel of land, parcel, geographical area, geographic area, geographical region, geographic region
- usage: an extended area of land
- 2. tract, system
- usage: a system of body parts that together serve some particular purpose
- 3. tract, pamphlet, treatise
- usage: a brief treatise on a subject of interest; published in the form of a booklet
- 4. nerve pathway, tract, nerve tract, pathway, white matter, substantia alba
- usage: a bundle of myelinated nerve fibers following a path through the brain
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See also: tract (Dictionary)