Homonym: periodicity (Cyclicity)
Periodicity refers to the repeating patterns or cycles observed in various natural phenomena. In science, it often describes how certain properties of elements, such as their reactivity or atomic size, change in a predictable way across the periodic table, which was organized by Dmitri Mendeleev.
In addition to chemistry, periodicity can be seen in other fields, such as astronomy, where celestial events like eclipses or the phases of the moon occur at regular intervals. Understanding periodicity helps scientists make predictions and identify trends in data, enhancing our knowledge of the world around us.