“Diarrhea” or “Diarrhoea”

Language

Diarrhea and diarrhoea are both English terms.

Usage

Diarrhea is predominantly used in 🇺🇸 American (US) English (en-US) while diarrhoea 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
diarrhea	100	80	70	98	99	77	100	74	77	93	94	92
diarrhoea	0	20	30	2	1	23	0	26	23	7	6	8

• In the United States, there is a preference for "diarrhea" over "diarrhoea" (100 to 0).
• In the United Kingdom, there is a preference for "diarrhea" over "diarrhoea" (80 to 20).
• In India, there is a preference for "diarrhea" over "diarrhoea" (70 to 30).
• In the Philippines, there is a preference for "diarrhea" over "diarrhoea" (98 to 2).
• In Canada, there is a preference for "diarrhea" over "diarrhoea" (99 to 1).
• In Australia, there is a preference for "diarrhea" over "diarrhoea" (77 to 23).
• In Liberia, there is a preference for "diarrhea" over "diarrhoea" (100 to 0).
• In Ireland, there is a preference for "diarrhea" over "diarrhoea" (74 to 26).
• In New Zealand, there is a preference for "diarrhea" over "diarrhoea" (77 to 23).
• In Jamaica, there is a preference for "diarrhea" over "diarrhoea" (93 to 7).
• In Trinidad & Tobago, there is a preference for "diarrhea" over "diarrhoea" (94 to 6).
• In Guyana, there is a preference for "diarrhea" over "diarrhoea" (92 to 8).

Examples

Below, we provide some examples of when to use diarrhea or diarrhoea with sample sentences.

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