isochronism

• POS: Noun
• HYPHEN: i=soch=ro=nism

CIDE DICTIONARY

isochronism, n. 

 The state or quality of being isochronous.  [1913 Webster]

ROGET THESAURUS

isochronism

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.