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official birthday Line breaks: of|fi¦cial birth|day

Entry from British & World English dictionary

Definition of official birthday in English:


(In the UK) a day in June chosen for observing the sovereign’s birthday.

Definition of official birthday in:

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Word of the day fortissimo
Pronunciation: fɔːˈtɪsɪməʊ
(especially as a direction) very loud or loudly