Reconcentration

noun

1. The act of concentrating again; concentration; specifically, the concentrating of the Cuban insurgents in the towns. See reconcentrado, n.
2. The act of reconcentrating or the state of being reconcentrated; esp., the act or policy of concentrating the rural population in or about towns and villages for convenience in political or military administration, as in Cuba during the revolution of 1895-98.
3. A second or subsequent concentration.