periodic Meaning in the Cambridge English Dictionary

Meaning of “periodic” in the English Dictionary

"periodic" in British English

See all translations


uk   /ˌpɪə.riˈɒd.ɪk/  us   /ˌpɪr.iˈɑː.dɪk/
happeningrepeatedly over a ​period of ​time: He ​suffers periodic ​mentalbreakdowns.
(Definition of periodic from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"periodic" in American English

See all translations

periodicadjective [not gradable]

 us   /ˌpɪər·iˈɑd·ɪk/

periodic adjective [not gradable] (REPEATED EVENT)

science happeningrepeatedly in a ​fixedpattern

periodic adjective [not gradable] (TIME)

(also periodical,  /ˌpɪər·iˈɑd·ɪ·kəl/ ) happeningrepeatedlyalthough not ​necessarilyfrequently: He ​suffers periodic ​mentalbreakdowns. physics (also periodical,  /ˌpɪər·iˈɑd·ɪ·kəl/ ) A ​pattern or other ​event is periodic if it ​repeats at ​periods of ​time that are ​equal.
(Definition of periodic from the Cambridge Academic Content Dictionary © Cambridge University Press)
Translations of “periodic”
in Chinese (Simplified) 周期(性)的, 定期的…
in Turkish belli aralıklarla olan, fasılalı, periyodik…
in Russian периодический…
in Chinese (Traditional) 週期(性)的, 定期的…
in Polish okresowy…
What is the pronunciation of periodic?
Add Cambridge dictionaries to your browser to your website

“periodic” in American English

Word of the Day


showing no fear of dangerous or difficult things

Word of the Day

Calling occupants of interplanetary craft
Calling occupants of interplanetary craft
by Colin McIntosh,
December 01, 2015
Are you a fan of shows like Doctor Who and Star Trek? Both shows have been around since the 1960s, and, not surprisingly, have generated some of their own vocabulary, some of which has now entered the Cambridge English Dictionary. The phenomenon of fandom, meaning “the state of being a fan of

Read More 

conversational user interface noun
conversational user interface noun
November 30, 2015
a computer interface that provides information to users in normal, conversational speech in response to spoken requests Nearly every major tech company—from Amazon to Intel to Microsoft to Google—is chasing the sort of conversational user interface that Kaplan and his colleagues at PARC imagined decades ago.

Read More