synchronal

CIDE DICTIONARY

synchronal, a. [See Synchronous.].

 Happening at, or belonging to, the same time; synchronous; simultaneous.  Dr. H. More.  [1913 Webster]

synchronal, n. 

 A synchronal thing or event.  [1913 Webster]

ROGET THESAURUS

synchronal

Synchronism

N synchronism, coexistence, coincidence, simultaneousness, simultaneity, concurrence, concomitance, unity of time, interim, isochronism, contemporary, coetanian, synchronous, synchronal, synchronic, synchronical, synchronistical, simultaneous, coexisting, coincident, concomitant, concurrent, coeval, coevous, contemporary, contemporaneous, coetaneous, coeternal, isochronous, at the same time, simultaneously, together, in concert, during the same time, in the same breath, pari passu, in the interim, as one, at the very moment, just as, as soon as, meanwhile.