periodically

adverb

pe·​ri·​od·​i·​cal·​ly ˌpir-ē-ˈä-di-k(ə-)lē How to pronounce periodically (audio)
Synonyms of periodicallynext
1
: at regular intervals of time
2
: from time to time : frequently

Examples of periodically in a Sentence

Recent Examples on the Web
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These networks are strongest if people step in to provide accountability, check in periodically and help navigate care when needed. Michal Ruprecht, CNN Money, 8 Apr. 2026 Integrity’s space toilet—the first ever to fly on a lunar mission—has, for lack of better terms, pooped out periodically throughout the mission, forcing the crew to use backup collapsible plastic urine containers for relief. Joseph Howlett, Scientific American, 8 Apr. 2026 The cherry was the main event Before this point in the lunar flyby, the four astronauts periodically radioed their impressions of the Moon’s deep craters, mountain peaks, and volcanic markings. Stephen Clark, ArsTechnica, 7 Apr. 2026 Two police vehicles were parked a few feet away from the main entrance while another periodically drove through the parking lot. Greg Riddle, Dallas Morning News, 7 Apr. 2026 See All Example Sentences for periodically

Word History

First Known Use

1646, in the meaning defined at sense 1

Time Traveler
The first known use of periodically was in 1646

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Cite this Entry

“Periodically.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/periodically. Accessed 14 Apr. 2026.

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