The present participle of 'focalise', showing the ongoing action of concentrating or directing focus toward something.
From 'focal' + '-is' + '-ing' (British spelling with '-ising' gerund form). This variant spelling is standard in British English, while American English prefers 'focalization.'
British and American English diverged on this word: Americans use '-ize' endings (focalize) while Brits use '-ise' (focalise)—a difference dating back to how Oxford and American dictionaries standardized verb forms differently in the 19th century.
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