-isation

From -ise + -ation.

-isation (noun-forming suffix, countable and uncountable, plural -isations) (British spelling)

1. British standard spelling of -ization.

• “-ization”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.

From -iser +‎ -ation.

• IPA^(key): /i.za.sjɔ̃/

-isation f (noun-forming suffix, plural -isations)

1. -ization