a patch of skin that is discolored but not usually elevated; caused by various diseases पर्याय: macule,
a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision पर्याय: macula lutea, macular area, yellow spot,
a cooler darker spot appearing periodically on the sun''s photosphere; associated with a strong magnetic field पर्याय: sunspot,