linchpin
linch
ˈlɪnʧ
linch
pin
pɪn
pin
lincocin

Definition & Meaning of "linchpin"in English

Linchpin
01

pin inserted through an axletree to hold a wheel on 

Grammatical Information
Animacy status
Inanimate
Composition
Compound
Countable
Plural form
linchpins
02

a crucial element that holds something together or provides stability and support 

Examples
The linchpin of the team's defense, the goalkeeper made critical saves to secure victory. 
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