Noun. 1. age-related macular degeneration-macular degeneration that is age-related. AMD. macular degeneration-eye disease caused by degeneration of the cells of the macula lutea and results in blurred vision; can cause blindness.
What do the numbers on a tire mean? The DOT number appears on the sidewall of all tires intended for sales in the U.S., and designates the location of manufacture, the week and year of production, and the specific tire.
â¦identifying the tire's Section Width in millimeters is a two-digit number that identifies the tire's profile or aspect ratio. P225/50R16 91S The 50 indicates that this tire size's sidewall height (from rim to tread) is 50% of its section width. The measurement is the tire's section height, and alsoâ¦.