The idea that King was a Republican is built on a historical sleight of hand. King's father, the Rev. Martin Luther Daddy King Sr., was a Republican. But so were many blacks in the early to mid-20th century. Then the Republican Party was the party of Abraham Lincoln, the Great Liberator.
Dia-: Prefix meaning through, throughout, or completely, as in diachronic (over a period of time), diagnosis (to completely define the nature of a disease), and dialysis (cleansing the blood by passing it through a special machine).
di-, dia-. 1  1 prefix meaning two, twice: diacid, diamide, dimorphic. 2  2 prefix meaning apart, through: diactinism, diuresia. 3  3 prefix meaning apart, away from: diffraction, divergent.