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linchpin |
2 definitions found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Linchpin \Linch"pin`\ (l[i^]nch"p[i^]n`), n. [AS. lynis the axletree; akin to D. luns linchpin, OS lunisa LG lunse, G. l["u]nse, OHG. lun peg, bolt.] A pin used to prevent the wheel of a vehicle from sliding off the axletree. From WordNet r 1.6 [wn]: linchpin n 1: a central cohesive source of support and stability: "faith is his anchor"; "he is the linchpin of this firm" [syn: {anchor}, {mainstay}, {backbone}, {lynchpin}] 2: a pin inserted through an axletree to hold a wheel on [syn: {lynchpin}]
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