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The meaning of DIADEM is crown; specifically : a royal headband. How to use diadem in a sentence.

A diadem is also a jewelled ornament in the shape of a half crown, worn by women and placed over the forehead (in this sense, also called tiara). In some societies, it may be a wreath worn around the …

DIADEM definition: 1. a small crown (= a circular decoration for the head) with jewels in it 2. a small crown (= a…. Learn more.

DIADEM definition: a crown. See examples of diadem used in a sentence.

Define diadem. diadem synonyms, diadem pronunciation, diadem translation, English dictionary definition of diadem. n. 1. A crown worn as a sign of royalty. 2. Royal power or dignity. tr.v. …

Definition of diadem noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Nov 27, 2025 · diadem (plural diadems) An ornamental headband worn as a badge of royalty. quotations

A diadem is a crown, or something on a crown. If you’ve just won the Miss America pageant, reach up your hand — that’s right — that rhinestone encrusted circlet on your head? That’s a diadem.

As symbol of royal dignity, the diadem has two origins. In the first place, there is the ancient Near East - more specifically, the Achaemenid Empire - where the use of turbans was subject to very specific rules.