Learn how to say Abdication correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word abdicate:
1 [no object] (of a monarch) renounce one’s throne:
in 1918 Kaiser Wilhelm abdicated as German emperor
Ferdinand abdicated the throne in favour of the emperor’s brother
2 [with object] fail to fulfil or undertake (a responsibility or duty):
the government was accused of abdicating its responsibility
mid 16th century: from Latin abdicat- ‘renounced’, from the verb abdicare, from ab- ‘away, from’ + dicare ‘declare’