Definition from Wiktionary, the free dictionary
incumbency (plural incumbencies)
- The state of being incumbent.
- An obligation or duty
- A tenure
- (figuratively) benefice, lucrative position or possession
2016, Derek Thompson, “America’s Monopoly Problem”, in The Atlantic, page http://www.theatlantic.com/magazine/archive/2016/10/americas-monopoly-problem/497549/:
- The early antitrust reformers warned that even beyond its effect on prices, economic power could buy influence in Congress. Monopolies don’t just dominate their own industries, Justice Louis Brandeis said in 1933; they monopolize political power as well, which allows them to protect their incumbency and stifle competition in myriad ways.
obligation or duty