di·​a·​dem | \ ˈdī-ə-ˌdem How to pronounce diadem (audio) , -dəm \

Definition of diadem

1a : crown sense 2 specifically : a royal headband
b : crown sense 6a(1) diadems of power
2 : something that adorns like a crown

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Synonyms for diadem


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Examples of diadem in a Sentence

Miss America's diadem was auctioned off for charity.
Recent Examples on the Web Most royal watchers instantly recognized the glittering diadem as Queen Mary’s Lover’s Knot Tiara, often shortened to the Lover’s Knot. Vogue, "Everything You Need to Know About Kate Middleton’s Favorite Tiara," 12 Dec. 2019 Meanwhile, the diadem, which was made for King George IV in 1820, features an openwork silver frame and 1,333 diamonds, according to the Royal Collection Trust. Chelsey Sanchez, Harper's BAZAAR, "Why Didn't Queen Elizabeth II Wear the Imperial State Crown for the Queen's Speech?," 14 Oct. 2019 The Duke had seven jewels commissioned for his niece from London jeweler C.S. Hancock—a bandeau, bracelet, coronet, diadem, necklace, stomacher, and comb. Stellene Volandes, Town & Country, "A Rare Tiara Designed for a Romanov Coronation Goes on Display," 8 July 2019 After Queen Alexandra's death, the diadem was bequeathed to Queen Mary, who then passed it on to Queen Elizabeth—who one day, will also pass it down. Chloe Foussianes, Town & Country, "Watch Queen Victoria's Daughter's Stunning Royal Tiara Be Transformed into a Necklace," 22 May 2019 Princess Diana had previously worn that particular diadem numerous times before Kate did, but the connection to Duchess's late mother-in-law wasn't what had royal watchers particularly excited about this ensemble. Caroline Picard, Good Housekeeping, "The First Photos of Kate Middleton Wearing an Special Honor From the Queen Are Breathtaking," 24 Oct. 2018 Since the duchesses won't likely share their jewelry (bummer!), Prince Charles may gift his new daughter-in-law a diadem of her own. Caroline Picard, Good Housekeeping, "Why Meghan Markle May Get Her Very Own Tiara for the Wedding," 26 Apr. 2018 The bearded figure's hair is pulled back in thick locks that cover the ears, and is held in place by a striped diadem of gold. Fox News, "Sculpted head of mystery biblical king found in Israel," 10 June 2018 The bearded figure's hair is pulled back in thick locks that cover the ears, and is held in place by a striped diadem of gold. Fox News, "Sculpted head of mystery biblical king found in Israel," 10 June 2018

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

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First Known Use of diadem

13th century, in the meaning defined at sense 1a

History and Etymology for diadem

Middle English diademe, from Anglo-French, from Latin diadema, from Greek diadēma, from diadein to bind around, from dia- + dein to bind; akin to Sanskrit dāman rope

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Time Traveler for diadem

Time Traveler

The first known use of diadem was in the 13th century

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Statistics for diadem

Last Updated

21 Dec 2019

Cite this Entry

“Diadem.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/diadem. Accessed 26 January 2020.

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More Definitions for diadem


How to pronounce diadem (audio)

English Language Learners Definition of diadem

literary : a crown that is worn especially by a king or queen as a symbol of royalty

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Comments on diadem

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to express in a more acceptable way

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