Pronunciation (UK) IPA (key): /ˌæb.dəˈkeɪ.ʃən/ (US) IPA (key): /ˌæb.dəˈkeɪ.ʃən/ Audio (US)(file) Noun Singular abdication Plural abdications (countable) Abdication is the action of losing reign or power over a country. Related words abdicate abdicatorWikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads