different between compartmentation vs compartmentalisation

English

compartment +? -ation

compartmentation (plural compartmentations)

division into compartments
(military) Establishment and management of an organization so that information about the personnel, internal organization, or activities of one component is made available to any other component only to the extent required for the performance of assigned duties.
(military) Effects of relief and drainage upon avenues of approach so as to produce areas bounded on at least two sides by terrain features such as woods, ridges, or ravines that limit observation or observed fire into the area from points outside the area. (JP 3-05.1)

From compartmentalise +? -ation

compartmentalisation (countable and uncountable, plural compartmentalisations)

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