"Analyze" and "analyse" are both English terms, but they are predominantly used in different versions of English: - Analyze is predominantly used in American English (en-US). - Analyse is predominantly used in British English (en-GB). In terms of actual appearance and usage, the differences are: - Analyze: 87% in the US, 13% in the UK. - Analyse: 88% in the UK, 12% in the US. Both words have the same meaning, which is to examine or study something in detail in order to understand it better.