0 the most important member of a group or part of a system, that holds together the other members or parts or makes it possible for them to operate as intended:
1 a person or thing that is the most important part of a group or system’s operation:
The city’s River Park is the linchpin of its efforts to sell itself as a vacation destination.
2 the most important member of a group or part of a system, that holds together the other members or parts or makes it possible for them to operate as intended:
As it turns out, the temple looms large as a semiotic linchpin for the stage traffic.
Thus, monarchs can stand above tribal, religious, ethnic, and regional divisions by acting as the linchpin of the political system.
The cost to taxpayers could be the linchpin.
In this respect, the prime minister's control over the distribution of preferment is the linchpin of party unity.
The linchpin monarch stands above and away from routine politics to a greater degree than the dynastic monarch.
However, in dynastic-and, to a lesser extent, linchpin-monarchies, the flexible regime structure has reduced the likelihood of collapse.
They were also the linchpins in the matrilineal system of labor and inheritance.
The claim that religiously grounded moral truths are likely to be corroborable by secular grounds is the linchpin of the theistic case for restraint.
