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NAmE//ˌpɪriˈɑdɪk//
(less frequent periodical NAmE//ˌpɪriˈɑdɪkl//
) [usually before noun]Definitions on the go
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NAmE//ˌpɪriˈɑdɪkli//
adverb Mailing lists are updated periodically. Periodically, we meet to discuss any problems.See periodic in the Oxford Advanced Learner's DictionaryCheck pronunciation: periodic