D defs.my
Entry 1 sense Webster, 1913

Isochronal

· I·soch·ro·nal · IPA
01 a. Uniform in time; of equal time; performed in equal times; recurring at regular intervals; as, isochronal vibrations or oscillations.
  1. 1.
    Uniform in time; of equal time; performed in equal times; recurring at regular intervals; as, isochronal vibrations or oscillations.