synchrony

These not only mark the great eras of European time but also make possible the synchrony of America with Europe.

Now the success of such a plan obviously depended upon two factors: synchrony and surprise.

In the earliest experiments he depended upon his ear to detect whether the motor and tuning-fork were in synchrony.

In synchrony with the noise made by this deer's rising five other deer in various parts of the brush patch leaped up and made off.