- a star by which one directs one's course; esp., the North Star
- a guiding principle or ideal
Origin of lodestarMiddle English lodesterre: see lode and amp; star
- A star, such as Polaris, that is used as a point of navigational reference.
- A principle, interest, or person that serves as a guide.
Origin of lodestarMiddle English lodesterre : lode, way; see lode + sterre, star; see star.
From lode (“journey, course") +"Ž star, where lode is an archaic noun from the verb lithe (“to go, journey"), related to lead. Cognate with Old Norse leiÃ°arstjarna, German Leitstern, Swedish ledstjÃ¤rna. English from the 14th century as loode sterre, lood-sterre, lade-sterne, 15th century lode sterre, 16th century lode starre.