hyperepidemic

noun, adj — 2 senses

noun

Etymology From hyper- + epidemic.

A very widespread epidemic.

adj

Etymology From hyper- + epidemic.

Very highly epidemic.

According to Erwin Ackerknecht, the disease was hyperepidemic in New England from 1870 to 1890.1991, Todd L. Savitt, James Harvey Young, Disease and Distinctiveness in the American South, page 42:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.