periodically

American  

[peer-ee-od-ik-lee] / ˌpɪər iˈɒd ɪk li /

adverb

1. at irregular intervals of time; intermittently.

   Internships of various types are available periodically.

   You will need to recharge the battery periodically; the recharge interval will vary depending upon use.

2. at regular or somewhat regular intervals of time.

   By periodically—perhaps monthly—performing this test, you can quantitatively assess the impact of your training.

---

Other Word Forms

• nonperodically adverb
• quasi-periodically adverb
• unperiodically adverb

Etymology

Origin of periodically

periodical ( def. ) + -ly

Example Sentences

But over the years, this important framework for our U.S. retirement system has periodically exposed retirement savers to considerable shifts in market and product risks.

From Barron's • Apr. 3, 2026

Adding weight to this bearish forecast is the equally bearish messages of 10 other valuation indicators that I periodically update in this space.

From MarketWatch • Mar. 25, 2026

Dancers periodically interrupt our chat, waving and hugging Jonas as they leave.

From Los Angeles Times • Mar. 13, 2026

"We feel robbed, Nicola was handling her epilepsy, taking her medication which was reviewed periodically but she nor us knew anything about sudden unexpected death," Jo-Ann said.

From BBC • Mar. 10, 2026

Trusted and talented members of the elite are periodically allowed outside the country, where they serve as diplomats and traders for state-owned companies.

From "Escape from Camp 14: One Man's Remarkable Odyssey from North Korea to Freedom in the West" by Blaine Harden

Related Words

• annually
• regularly
• repeatedly
• systematically