expression
Her Majesty the Queen
Formal title used when referring to a reigning queen. Typically used in official contexts, news, or respectful address.
女王陛下が国会の開会式に臨まれた。
Her Majesty the Queen attended the opening ceremony of Parliament.
女王陛下のご健康を祈念いたします。
We pray for Her Majesty the Queen's good health.
Compound of 女王 (queen) and 陛下 (Your/Her Majesty). 陛下 is a Sino-Japanese honorific suffix used for monarchs.