WordNet sense 1 (a line or route along which something travels or moves):

course, path

WordNet sense 2 (a distinct selection of music from a recording or a compact disc):

cut

WordNet sense 3 (evidence pointing to a possible solution):

lead, trail, lead, lead

WordNet sense 4 (an endless metal belt on which tracked vehicles move over the ground):

caterpillar track, caterpillar tread

WordNet sense 5 ((computer science) one of the circular magnetic paths on a magnetic disk that serve as a guide for writing and reading data):

data track

WordNet sense 6 (a bar or pair of parallel bars of rolled steel making the railway along which railroad cars or other vehicles can roll):

rail, rails

WordNet sense 7 (any road or path affording passage especially a rough one):

cartroad, cart track

WordNet sense 8 (a course over which races are run):

racecourse, racetrack, raceway

WordNet sense 9 (go after with the intent to catch):

chase, dog, tag, tail, go after, give chase, chase after

WordNet sense 10 (travel across or pass over):

cover, cross, traverse, cut across, get across, get over, pass over, cut through

WordNet sense 11 (the act of participating in an athletic competition involving running on a track):

running