LODESTAR Meaning of LODESTAR in English [lode.star] n [ME lode sterre, fr. lode course, fr. OE lad] (14c) 1 archaic: a star that leads or guides; esp: north star 2: one that serves as an inspiration, model, or guide Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012