Full Definition of POTASSIUM. : a silver-white soft light low-melting monovalent metallic element of the alkali metal group that occurs abundantly in nature especially combined in minerals â see element table. See potassium defined for English-language learners. See potassium defined for kids.ADVERTISEMENT. a silver-white soft light low-melting monovalent metallic element of the alkali metal group that occurs abundantly in nature especially combined in minerals â see element table. See potassium defined for English-language learners. See potassium defined for kids. ADVERTISEMENT.
Corydon, Indiana. Corydon is a town in Harrison Township, Harrison County, Indiana, United States. It was founded in 1808. Corydon was the second capital of the Indiana Territory, from May 1, 1813, until December 11, 1816. When Indiana became a US state in 1816, Corydon became Indiana's first state capital.
Knightstown is a town in Wayne Township, Henry County, Indiana, along the Big Blue River. The population was 2,182 at the 2010 census. It is approximately thirty-two miles east of Indianapolis. Knightstown is famous for the 1986 movie Hoosiers. The Hoosier Gym was used in the filming of the movie.