Keystone

English Dictionary -> Letter K -> Keystone

Search Dictionary:

Keystone Definition

• (n) a central cohesive source of support and stability; "faith is his anchor"; "the keystone of campaign reform was the ban on soft money"; "he is the linchpin of this firm"
• (n) the central building block at the top of an arch or vault

Keystone Synonyms

• anchor
• backbone
• headstone
• key
• keystone
• linchpin
• lynchpin
• mainstay