Meaning of the word linchpin in English

What does linchpin mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

linchpin

US /ˈlɪntʃ.pɪn/
UK /ˈlɪntʃ.pɪn/

Noun

1.

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:

Example:
Woodford is the linchpin of the British athletics team.
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