Moving in perfect synchrony, each Ancient sliced open the other.

Laurel could feel Angie breathing with her in perfect synchrony.

Modern devices called "light field synthesisers" can corral light waves into perfect synchrony with each other.

It was followed by rank upon immaculately regimented rank of clone troopers, marshaled by battalions, marching in perfect synchrony.

They were moving in perfect synchrony, the sure sign of a couple that has been having chinaski for some time.

The teodozjia were great jade lions, and they moved in perfect synchrony to the beat that Zsofika's celebrant legion pounded out.