1. A Persian king who ruled for 45 days in 424 BC before being assassinated
   - Xerxes II 
2. A Persian king of the Achaemenid dynasty who reigned 485-465 BC
   - Xerxes I

Encyclopedia: Xerxes

• echinus
• Echinus esculentus
• Echium
• Echium vulgare
• echo
• echo chamber
• echo sounder
• echo sounding
• echocardiogram
• echocardiograph
• echocardiography
• echoencephalogram
• echoencephalograph
• echoencephalography
• echoey
• echogram
• echography
• echoic
• echoing
• echolalia
• echoless
• echolike
• echolocation
• echovirus
• echt