1. linchpin - Noun
2. linchpin - Verb
A pin used to prevent the wheel of a vehicle from sliding off the axletree.
Source: Webster's dictionarySecrecy is the linchpin of abuse of power, we discovered, its enabling force. Transparency is the only antidote. Glenn Greenwald
The gears of poverty, ignorance, hopelessness and low self-esteem interact to create a kind of perpetual failure machine that grinds down dreams from generation to generation. We all bear the cost of keeping it running. Illiteracy is its linchpin. Carl Sagan
Romania can be a linchpin in delivering gas to its neighbors and even become an energy exporter for its neighbors across Central and Eastern Europe. Joe Biden
If you create a system that makes the small donors the linchpin of the system in terms of how members of Congress directly raise the funds for their campaigns, then it gives everyday citizens much more of a role - a leveraging role - in the funding of those campaigns. John Sarbanes
Marriage is a linchpin in many women's lives, but many other things can create a satisfying life. I adore my career. It stretches every physical, emotional, and intellectual muscle I have. Geraldine Stutz
faith is his anchor Source: Internet