"macula" in the noun sense

1. sunspot, macula

a cooler darker spot appearing periodically on the sun's photosphere associated with a strong magnetic field

2. macula, macula lutea, macular area, yellow spot

a small yellowish central area of the retina that is rich in cones and that mediates clear detailed vision

3. macule, macula

a patch of skin that is discolored but not usually elevated caused by various diseases

Source: WordNet® (An amazing lexical database of English)

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