“Ionizing” or “Ionising”

Language

Ionizing and ionising are both English terms.

Usage

Ionizing is predominantly used in 🇺🇸 American (US) English (en-US) while ionising 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
ionizing	98	18	71	98	95	41	0	31	44	100	100	0
ionising	2	82	29	2	5	59	0	69	56	0	0	0

• In the United States, there is a preference for "ionizing" over "ionising" (98 to 2).
• In the United Kingdom, there is a 82 to 18 preference for "ionising" over "ionizing".
• In India, there is a preference for "ionizing" over "ionising" (71 to 29).
• In the Philippines, there is a preference for "ionizing" over "ionising" (98 to 2).
• In Canada, there is a preference for "ionizing" over "ionising" (95 to 5).
• In Australia, there is a 59 to 41 preference for "ionising" over "ionizing".
• In Liberia, there is not enough data to determine a preference between "ionizing" and "ionising".
• In Ireland, there is a 69 to 31 preference for "ionising" over "ionizing".
• In New Zealand, there is a 56 to 44 preference for "ionising" over "ionizing".
• In Jamaica, there is a preference for "ionizing" over "ionising" (100 to 0).
• In Trinidad & Tobago, there is a preference for "ionizing" over "ionising" (100 to 0).
• In Guyana, there is not enough data to determine a preference between "ionizing" and "ionising".

Examples

Below, we provide some examples of when to use ionizing or ionising with sample sentences.

Trends

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