1. The plural of extensiveness; the quality or state of being extensive; the degree to which something covers a large area, range, or scope.
Usage: Plural form; rarely used in everyday speech; more common in academic or technical writing.

Examples

• The extensivenesses of the two research projects differed significantly in their geographic coverage.
• We compared the extensivenesses of various environmental impact studies.
• The extensivenesses of their knowledge bases made them valuable resources for the team.
• Different extensivenesses of forest management practices were evaluated across regions.
• The report examined the extensivenesses of social media's influence on various demographics.