The current version of the vocabulary builder covers over 2720 words & is useful for students preparing for academic English examinations such as SAT, GRE, GMAT, etc. Now you can also listen to the pronunciation of words. - Refer a Friend.|
arrhythmic (adj) irregular; erratic; having no rhythm.
If something is arrhythmic, it lacks regularity or periodicity. You can't be sure how often over a period it occurs. That is, it lacks rhythm, or regularity of occurrence. Also, its occurrences cannot be foreseen.
- The occurrence of natural calamities is arrhythmic, so our constant preparedness, at best, can only minimize their disastrous effects, but cannot totally protect us from them.
- The appearance of comets in the beginning was thought to be arrhythmic. Astronomers, however, have shown that it is rhythmic and has a definite periodicity.