See also: decolonisation French Etymology From décoloniser + -ation or from dé- + colonisation. Pronunciation Audio:(file) Noun décolonisation f (plural décolonisations) decolonization Descendants → Turkish: dekolonizasyon Further reading “décolonisation”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.Wikiwand - on Seamless Wikipedia browsing. On steroids.