noun
- a crown.
- a cloth headband, sometimes adorned with jewels, formerly worn by monarchs in Asia Minor and other parts of the East.
- royal dignity or authority.
verb (used with object)
- to adorn with or as if with a diadem; crown.
noun
- a royal crown, esp a light jewelled circlet
- royal dignity or power
verb
- (tr) to adorn or crown with or as with a diadem
late 13c., from Old French diademe and directly from Latin diadema “cloth band worn around the head as a sign of royalty,” from Greek diadema, from diadein “to bind across,” from dia- “across” (see dia-) + dein “to bind,” related to desmos “band,” from PIE *de- “to bind.” Used of the headband worn by Persian kings and adopted by Alexander the Great and his successors.