MEANING: noun: A large scale departure or emigration.

ETYMOLOGY: From Latin, from Greek exodos (the road out), from ex- (out) + hodos (way, road, journey), which also gave us odometer, electrode, diode, episode, method, and synod. Earliest documented use: 1000.

EX-ONUS - former spouse is to blame

EX-MODUS - previous way of doing things

IXODUS - order of deer ticks, in scientific classification