1. the state or quality of being synchronous; simultaneous occurrence
Usage: formal

Examples

• The synchroneity of the two events was purely coincidental.
• Scientists studied the synchroneity of brain waves during meditation.
• The synchroneity of the dancers’ movements created a mesmerizing performance.
• There was perfect synchroneity between the music and the light show.
• The synchroneity of their arrival surprised everyone at the meeting.
• Researchers noted the synchroneity of seasonal changes across different regions.