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Definition of diadem

diadem

/ˈdaɪ.ə.dɛm/
di · a · dem
Plural:diadems
•
Past Simple:diademed
•
Past Participle:diademed
•
Present Participle:diademing
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diadem Lexical Profile

diadem Game Scores & Validity

• noun

1

A jeweled crown or headband worn as a symbol of sovereignty.

Example

"The queen emerged onto the balcony, her intricate diamond diadem sparkling in the afternoon sun."

2

Royal dignity or authority.

Example

"The ambitious duke sought not just the title, but the very diadem of the kingdom."

Synonyms
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Antonyms
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• verb

1

To adorn with or as if with a diadem; to crown.

Example

"The majestic mountain peak was diademed with glistening white snow."

Synonyms
View all synonyms for diadem
Antonyms
View all antonyms for diadem

• Rhymes for diadem

• Nearby Words

diabolic
diabolical
diabolically
diadem
diadem snake
diagnosable
diagnose

Word Origin & Etymology

From Latin 'diadema', derived from Greek 'diadēma' (fillet, headband), which comes from 'diadein' (to bind around), composed of 'dia-' (across, through) and 'dein' (to bind).

Usage Trend

Historical frequency of usage in published text.

180019102020
Data source: Google Books Ngram Viewer

Cite this Entry

Wordmom. (2026). Definition of Diadem. In Wordmom Dictionary. Retrieved Nov 6, 2026, from https://wordmom.com/dictionary/diadem
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