1. extremely or excessively excited; in a state of intense enthusiasm or agitation
Usage: informal; often used to describe emotional states or reactions
2. in physics or chemistry, having excessive energy beyond a normal or stable state
Usage: technical; used in scientific contexts

Examples

• The children were hyperexcited when they learned about the field trip to the zoo.
• She felt hyperexcited after winning the lottery.
• The hyperexcited crowd cheered loudly as the band took the stage.
• He was hyperexcited to finally meet his favorite author at the book signing.
• The hyperexcited electrons released energy as they returned to their ground state.
• After too much sugar and caffeine, the toddler became hyperexcited and difficult to calm down.