reg·​nal ˈreg-nᵊl How to pronounce regnal (audio)
: of or relating to a king or his reign
specifically : calculated from a monarch's accession to the throne
in his eighth regnal year

Example Sentences

Recent Examples on the Web The king had the option of picking any of his four names — Charles, Philip, Arthur, or George — as his regnal name. Catherine Garcia, The Week, 22 Sep. 2022 The same source reported that Charles considered making his regnal name George VII instead to honor his grandfather George VI. Andrea Vacchiano, Fox News, 9 Sep. 2022 Queen Elizabeth's eldest son, Charles, now becomes king, taking the regnal name of King Charles III. WSJ, 9 Sep. 2022 The question of William's regnal name is an interesting one, though. Caroline Hallemann, Town & Country, 8 Sep. 2022 In a performance rendered even lovelier by its contrast with the brashness of the previous five, Anna Uzele makes a touching creation of Catherine Parr, who probably did not in real life develop a theory of retroactive regnal sisterhood. New York Times, 3 Oct. 2021 When Vajiralongkorn was officially coronated in 2019, three years after his father’s death, the new king was given Rama X as his regnal name. Eamon Barrett, Fortune, 31 Oct. 2020 See More

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'regnal.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Word History


Medieval Latin regnalis, from Latin regnum reign — more at reign

First Known Use

1612, in the meaning defined above

Time Traveler
The first known use of regnal was in 1612

Dictionary Entries Near regnal

Cite this Entry

“Regnal.” Dictionary, Merriam-Webster, Accessed 9 Dec. 2022.

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