Definition of turnbuckle. : a device that usually consists of a link with screw threads at both ends, that is turned to bring the ends closer together, and that is used for tightening a rod or stay.
Such splintering had not yet led to formal party organization, but later the faction led by Andrew Jackson would evolve into the Democratic Party, while the factions led by John Quincy Adams and Henry Clay would become the National Republican Party and later the Whig Party.
After 1830, the party he headed adopted the name Democratic Party, while his 1832 opponents Henry Clay and Adams described themselves as National Republicans. In 1834, the opposition to Jacksonian democracy coalesced into the Whig Party, which remained the primary opposition to the Democrats for the next 20 years.