“Rationalization” or “Rationalisation”

Language

Rationalization and rationalisation are both English terms.

Usage

Rationalization is predominantly used in 🇺🇸 American (US) English (en-US) while rationalisation is predominantly used in 🇬🇧 British English (used in UK/AU/NZ) (en-GB).

In terms of actual appearance and usage, here's a breakdown by country, with usage level out of 100 (if available) 👇:

Term	US	UK	India	Philippines	Canada	Australia	Liberia	Ireland	New Zealand	Jamaica	Trinidad & Tobago	Guyana
rationalization	98	28	55	98	84	28	0	42	38	100	0	0
rationalisation	2	72	45	2	16	72	0	58	62	0	0	0

• In the United States, there is a preference for "rationalization" over "rationalisation" (98 to 2).
• In the United Kingdom, there is a 72 to 28 preference for "rationalisation" over "rationalization".
• In India, there is a preference for "rationalization" over "rationalisation" (55 to 45).
• In the Philippines, there is a preference for "rationalization" over "rationalisation" (98 to 2).
• In Canada, there is a preference for "rationalization" over "rationalisation" (84 to 16).
• In Australia, there is a 72 to 28 preference for "rationalisation" over "rationalization".
• In Liberia, there is not enough data to determine a preference between "rationalization" and "rationalisation".
• In Ireland, there is a 58 to 42 preference for "rationalisation" over "rationalization".
• In New Zealand, there is a 62 to 38 preference for "rationalisation" over "rationalization".
• In Jamaica, there is a preference for "rationalization" over "rationalisation" (100 to 0).
• In Trinidad & Tobago, there is not enough data to determine a preference between "rationalization" and "rationalisation".
• In Guyana, there is not enough data to determine a preference between "rationalization" and "rationalisation".

Examples

Below, we provide some examples of when to use rationalization or rationalisation with sample sentences.

Trends

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