periodically

[peer-ee-od-ik-lee]

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

Word History and Origins

Origin of periodically¹

periodical ( def. ) + -ly

Related Words

• annually 
• regularly 
• repeatedly 
• systematically