Definition of DIASPORA (Merriam-Webster Dictionary)

1
capitalized
a : the settling of scattered colonies of Jews outside Palestine after the Babylonian exile
b : the area outside Palestine settled by Jews
c : the Jews living outside Palestine or modern Israel
2
a : the movement, migration, or scattering of a people away from an established or ancestral homeland <the black diaspora to northern cities>
b : people settled far from their ancestral homelands <African diaspora>
c : the place where these people live
— di·a·spor·ic  adjective
 See diaspora defined for English-language learners »
Origin of DIASPORA

Greek, dispersion, from diaspeirein to scatter, from dia- + speirein to sow
First Known Use: 1881