The Collaborative International Dictionary
Isochronal \I*soch"ro*nal\, a. [See Isochronous.] Uniform in time; of equal time; performed in equal times; recurring at regular intervals; as, isochronal vibrations or oscillations.
Wiktionary
a. 1 having the same duration 2 happening at regular periods; isochronous, periodic 3 (context computing of data English) time dependent
WordNet
adj. equal in duration or interval; "the oscillations were isochronal" [syn: isochronous]
Usage examples of "isochronal".
It often happens, however, during the first critical epoch, which is isochronal with the technical educational period of a girl, that after a few occasions of catamenial hemorrhage, moderate perhaps but still hemorrhage, which are not heeded, the conservative force of Nature steps in, and saves the blood by arresting the function.