دور

مَدَارٌ مدار مدرى an inf. n. of دَارَ. (Lth, T.) -A2- And also, as a proper subst., (T,) The axis of the firmament, or celestial orb, [&c.] (T, A.) ― -b2- [And hence, (assumed tropical:) The point upon which a question, or the like, turns. Pl. مَدَارَاتٌ.]