noun
: the part of the United States having a public registration of births or deaths that meets the standards set by the Census Bureau and including more than 95 percent of the population of the United States
noun
: the part of the United States having a public registration of births or deaths that meets the standards set by the Census Bureau and including more than 95 percent of the population of the United States
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012