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 (ī-sŏk′rə-nəl) or i·soch·ro·nous (-nəs)
1. Equal in duration.
2. Characterized by or occurring at equal intervals of time.

[From New Latin īsochronus, from Greek īsokhronos : īso-, iso- + khronos, time.]

i·soch′ro·nal·ly adv.
i·soch′ro·nism n.


1. the characteristic of having a uniform period of vibration.
2. the condition of occurring at the same time as another event. — isochronic, adj.isochrony, n.
See also: Time
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References in periodicals archive ?
Thus, Helmholtz's studies of music offer radical interventions in longstanding debates-about isochronism, for example (30)--in that they reach beyond the more philosophical language of "proportion," replacing it with a mechanized notation that more accurately expresses fundamental physiological truths: the waveform transmission of sound and the ear's sensitivity to precise and rapid vibrations.
The concept of isochronism in art, which is related with 'time and equal durations of time', can be created by using pieces together to form a whole.
Relying on the law of spin isochronism Alfv6n and Arrhenius (1976 [10]) infer for the primitive Earth a length of day of 6 hours (p.