diadema

Borrowed from Latin diadēma, from Ancient Greek διάδημα (diádēma), from διαδέω (diadéō, “to bind around”).

• IPA^(key): (Central) [di.əˈðɛ.mə]
• IPA^(key): (Balearic) [di.əˈðe.mə]
• IPA^(key): (Valencia) [di.aˈðe.ma]

diadema f (plural diademes)

1. diadem

• diademat

• “diadema”, in Diccionari de la llengua catalana [Dictionary of the Catalan Language] (in Catalan), second edition, Institute of Catalan Studies [Catalan: Institut d'Estudis Catalans], April 2007
• “diadema”, in Gran Diccionari de la Llengua Catalana, Grup Enciclopèdia Catalana, 2025
• “diadema” in Diccionari normatiu valencià, Acadèmia Valenciana de la Llengua.
• “diadema” in Diccionari català-valencià-balear, Antoni Maria Alcover and Francesc de Borja Moll, 1962.

From Latin diadēma, from Ancient Greek διάδημα (diádēma), from διαδέω (diadéō, “I bind around”).

diadema m (plural diademas)

1. diadem

• “diadema”, in Dicionario da Real Academia Galega (in Galician), A Coruña: Royal Galician Academy, 2012–2025

From Latin diadēma, from Ancient Greek διάδημα (diádēma), from διαδέω (diadéō, “I bind around”).

• IPA^(key): /di.aˈdɛ.ma/, /djaˈdɛ.ma/
• Rhymes: -ɛma
• Hyphenation: di‧a‧dè‧ma, dia‧dè‧ma

diadema m (plural diademi)

1. diadem
2. tiara

• diadema in Treccani.it – Vocabolario Treccani on line, Istituto dell'Enciclopedia Italiana
• diadema in Luciano Canepari, Dizionario di Pronuncia Italiana (DiPI)

From Koine Greek διάδημα (diádēma, “a decorative wreath-shaped headdress”), from Ancient Greek διαδέω (diadéō, “to encircle, bind, wrap around”) + -μα (-ma, result noun suffix).

• (Classical Latin) IPA^(key): [di.aˈdeː.ma]
• (modern Italianate Ecclesiastical) IPA^(key): [d̪i.aˈd̪ɛː.ma]

diadēma n or f (genitive diadēmatis or diadēmatos or diadēmae); variously declined, third declension, first declension

2. diadem, crown, tiara; a royal headdress

Third-declension noun (neuter, imparisyllabic non-i-stem) or third-declension noun (Greek-type, normal variant, neuter, imparisyllabic non-i-stem) or first-declension noun.

• Catalan: diadema
• English: diadem
• French: diadème
• Galician: diadema
• Italian: diadema
• Portuguese: diadema
• Romanian: diademă
• Sicilian: diadema
• Spanish: diadema

• (Classical Latin) IPA^(key): [di.aˈdeː.maː]
• (modern Italianate Ecclesiastical) IPA^(key): [d̪i.aˈd̪ɛː.ma]

diadēmā

1. ablative singular of diadēma f

• “diadema”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “diadema”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• "diadema", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• diadema in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• “diadema”, in Harry Thurston Peck, editor (1898), Harper’s Dictionary of Classical Antiquities, New York: Harper & Brothers
• “diadema”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin

Learned borrowing from Latin diadēma, from Ancient Greek διάδημα (diádēma), from διαδέω (diadéō, “to bind around”).

• Rhymes: -emɐ

diadema m (plural diademas)

1. diadem

• “diadema”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2025

• IPA^(key): [di.aˈdema]

diadema f

1. definite nominative/accusative singular of diademă

From Latin diadēma, from Ancient Greek διάδημα (diádēma), from διαδέω (diadéō, “to bind around”).

• IPA^(key): /djaˈdema/ [d̪jaˈð̞e.ma]
• Rhymes: -ema
• Syllabification: dia‧de‧ma

diadema f (plural diademas)

1. diadem, crown

   Synonym: corona

2. tiara (ornamental coronet)

   Synonym: tiara

3. halo, aureole, nimbus

   Synonym: aureola

4. headband

   Synonym: cintillo

• “diadema”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 10 December 2024