noun
diadem
DYE-uh-dem/ˈdaɪədem/
A jeweled crown or headband worn as a sign of royalty.
The jeweled diadem rests on a red velvet cushion, its gold band gleaming.

Etymology
“Bind across” points to the royal headband underlying this word. A cloth band worn around the head as a sign of royalty supplied the name for a royal crown or jeweled headband.
In context
a white ribbon a wreath of Laurel was the reward of distin citizens while a circlet of Golden Leaves was given to successful generals Caesar consistently refused the Royal white diadem which Anthony offered him
More examples
- The portrait shows the king wearing a golden diadem.
- The royal diadem passes from one ruler to the next.
- The museum displays diadems once worn by ancient rulers.
Forms
diadem · diadems