Annualises vs Annualizes - What's the difference?

As verbs the difference between annualises and annualizes

is that annualises is third-person singular of annualise while annualizes is third-person singular of annualize.

(head)

(annualise)

* annualize (North American and Oxford British spelling)

(non-Oxford British spelling)

To express (a quantity such as an interest rate, profit, expenditure etc.) as if it applied or were measured over one year.

To annualise net profit, divide the year-to-date net profit by the number of completed months, and multiply by twelve.