macular Definition

spot, blotch; especially : macule

an anatomical structure having the form of a spot differentiated from surrounding tissues

a small yellowish area lying slightly lateral to the center of the retina that is made up mostly of cones, plays a key role in visual acuity, and has the fovea at its center —called also macula lutea, yellow spot

progressive deterioration of the macula resulting in a gradual loss of the central part of the visual field; especially : age-related macular degeneration

macular degeneration that affects the elderly in either a slowly progressing form marked especially by the accumulation of yellow deposits in and thinning of the macula or in a rapidly progressing form marked by scarring produced by bleeding and fluid leakage below the macula —abbreviation AMD