Belonging to the same period of time as another
One of the same time or age as another
Fine cloisters, coeval with the cathedral, adjoin it.
The translator's original copy and a coeval transcript of it are still extant in the Bodleian library (Bodl.
Such an eye was not born when the bird was, but is coeval with the sky it reflects.
The problem of determining an orbit may be regarded as coeval with Hipparchus, who, it is supposed, found the moving positions of the apogee and perigee of the moon's orbit.
Economic motives, again, are as varied as the forms of competition, and their development is coeval with that of human society.