regargantuantism Share definition Flag The process of exponentially decreasing height over a long period of time. As he got older he experienced regargantuantism and shrunk 3.5 inches. regargantuantism by we_created_salamand1776 January 12, 2022 0 0 Get merch Get the regargantuantism mug. Buy Now — $32.95 See more merch
