| Decimation 1. (n.) A tithing. 2. (n.) A selection of every tenth person by lot, as for punishment. 3. (n.) The destruction of any large proportion, as of people by pestilence or war. Thesaurus Entries bloodshed, blue ruin, breakup, butchery, carnage, consumption, damnation, decimation, depredation, desolation, despoilment, despoliation, destruction, devastation, disintegration, disorganization, disruption, dissolution, final solution, genocide, havoc, hecatomb, holocaust, mass destruction, mass murder, massacre, perdition, pogrom, race extermination, race-murder, ravage, ruin, ruination, saturnalia of blood, shambles, slaughter, spoliation, undoing, vandalism, waste, wholesale murder, wrack, wrack and ruin, wreck |