Periodic

/ˌpɪərɪˈɒdɪk/

Meaning & Definition

adjective
Occurring or appearing at regular intervals.
The periodic table organizes all known chemical elements based on their atomic number.
Relating to or denoting a certain interval of time.
She enjoys periodic meetings to discuss the progress of the project.
Being or happening in a cycle.
He experienced periodic bouts of pain that would come and go.
Characteristic of or resembling a period.
The periodic nature of the tides is influenced by the moon's gravitational pull.

Etymology

From the Greek word 'periodos', meaning a circuit or going around.

Common Phrases and Expressions

periodic table
A table of the chemical elements arranged by atomic number.
periodic review
A routine assessment or evaluation.
periodic function
A function that repeats its values at regular intervals.

Related Words

period
A length of time during which a series of events occurs.
cycle
A series of events that are regularly repeated in the same order.
interval
A pause or break in activity.