Meaning

noun a line or route along which something travels or moves

noun evidence pointing to a possible solution

noun a pair of parallel rails providing a runway for wheels

originFrom Middle English trak, tracke, from Old French trac (“track of horses, trail, trace”), of uncertain origin. Likely from a Germanic source, either Old Norse traðk ("a track; path; trodden spot"; > Icelandic traðk (“a track; path; tread”), Faroese traðk (“track; tracks”), Norwegian tråkke (“to trample”)) or from Middle Dutch trec, *trac, treck ("line, row, series"; > Dutch trek (“a draft;…

Etymology from Wiktionary, CC BY-SA 3.0