1. at the same time; simultaneously
2. in a coordinated manner with matching timing or rhythm
Usage: technical

Examples

• The dancers moved synchronously across the stage.
• All the clocks in the building chime synchronously at noon.
• The computers process data synchronously to avoid conflicts.
• The swimmers dove synchronously into the pool.
• The orchestra played synchronously under the conductor’s direction.
• The satellites orbit synchronously with Earth’s rotation.