periodic

See also: periòdic

English

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periodic

Wikipedia

Etymology 1

From French périodique, from Medieval Latin periodicus (“cyclical”), from Latin periodus (“complete sentence, period, circuit”), from Ancient Greek περίοδος (períodos, “cycle, period of time”). By surface analysis, period +‎ -ic.

Pronunciation

• (Received Pronunciation) IPA^(key): /ˌpɪɹiˈɒdɪk/, /ˌpɪə-/
• (General American) IPA^(key): /ˌpɪɹiˈɑdɪk/

• Audio (General American):

  (file)

• Rhymes: -ɒdɪk
• Hyphenation: pe‧ri‧od‧ic

Adjective

periodic (not comparable)

1. Relative to a period or periods.
2. Having repeated cycles.

   Synonym: cyclic

   • 1899, Stephen Crane, chapter 1, in Twelve O'Clock:

     There was some laughter, and Roddle was left free to expand his ideas on the periodic visits of cowboys to the town. “Mason Rickets, he had ten big punkins a-sittin' in front of his store, an' them fellers from the Upside-down-F ranch shot 'em up […].”

3. Occurring at regular intervals.

   Synonyms: cyclic; see also Thesaurus:periodic

   • 2009 February 15, Judith Martin, “It Started in Naples”, in The New York Times‎, archived from the original on 16 June 2022:

     That last problem did intrude on Hazzard’s roamings, and when she refers to the living city it is with periodic references to thefts of cars and wallets, with a warning not to carry anything “snatchable” by the thieves on motorcycles who whiz through the streets.

4. Periodical.
5. (astronomy) Pertaining to the revolution of a celestial object in its orbit.

   Antonym: non-periodic

6. (mathematics, stochastic processes, of a state) For which any return to it must occur in multiples of ${\displaystyle k}$ time steps, for some ${\displaystyle k>1}$.

   Antonym: aperiodic

7. (rhetoric) Having a structure characterized by periodic sentences.

Derived terms

• antiperiodic
• aperiodic
• biperiodic
• diperiodic
• equiperiodic
• extraperiodic
• isoperiodic
• monoperiodic
• multiperiodic
• nonperiodic
• omniperiodic
• periodically
• periodic classification
• periodic comet
• periodic continued fraction
• periodic function
• periodic inequality
• periodic inventory
• periodicize
• periodic law
• periodic month
• periodic structure
• periodic system
• periodic table
• photoperiodic
• preperiodic
• pseudoperiodic
• quasi-periodic
• quasiperiodic
• semiperiodic
• subperiodic
• superperiodic
• thermoperiodic
• uniperiodic
• unperiodic

Related terms

• period
• periodicity

Translations

relative to a period or periods

Bulgarian: периодичен (bg) (periodičen) Finnish: jaksollinen (fi), aikakautinen French: périodique (fr) m or f Greek: περιοδικός (el) m (periodikós) Hungarian: szakaszos (hu), időszakos (hu) Italian: periodico (it) Japanese: 周期的 (ja) (shūki-teki) Kazakh: периодтық (periodtyq), периодты (periodty) Portuguese: periódico (pt) Swedish: period-

having repeated cycles

Bulgarian: цикличен (bg) (cikličen) Catalan: periòdic (ca) Chinese: Mandarin: 週期的 / 周期的 (zh) (zhōuqí de) Czech: periodický m Danish: periodisk Finnish: jaksollinen (fi) French: périodique (fr) m or f German: periodisch (de) Greek: περιοδικός (el) m (periodikós) Hebrew: מחזורי (machzorí) Hungarian: ismétlődő (hu) Italian: periodico (it) m, periodica (it) f Japanese: 周期的 (ja) (shūki-teki) Polish: okresowy (pl) m, periodyczny (pl) Portuguese: periódico (pt) Russian: периоди́ческий (ru) (periodíčeskij) Spanish: periódico (es) Swedish: periodisk (sv) Ukrainian: періоди́чний (periodýčnyj) Yiddish: פּעריאָדיש (peryodish)

occurring at regular intervals

Bulgarian: периодичен (bg) (periodičen) Catalan: periòdic (ca) Danish: periodisk Finnish: säännöllinen (fi), jaksollinen (fi) French: périodique (fr) m or f Greek: περιοδικός (el) (periodikós) Hungarian: periodikus (hu), időszaki (hu) Irish: tréimhsiúil Japanese: 周期的 (ja) (shūki-teki) Malay: berkala (ms) Maori: huirangi, kauteatea Norwegian: Bokmål: periodisk Nynorsk: periodisk Polish: okresowy (pl) m, periodyczny (pl) Portuguese: periódico (pt) Swedish: periodisk (sv), regelbunden (sv) Ukrainian: періоди́чний (periodýčnyj) Yiddish: פּעריאָדיש (peryodish)

periodical

Danish: periodisk Finnish: jaksollinen (fi), kausittainen Greek: περιοδικό (el) n (periodikó) Japanese: 周期的 (ja) (shūki-teki) Maori: putaputa Swedish: periodisk (sv)

(astronomy) pertaining to the revolution of a celestial object in its orbit

Finnish: jaksollinen (fi) Irish: tréimhsiúil Japanese: 周期的 (ja) (shūki-teki) Swedish: periodisk (sv)

(mathematics) of a state

Bulgarian: периодичен (bg) (periodičen) Finnish: jaksollinen (fi) Hebrew: מחזורי (machzorí)

(rhetoric) having structure characterized by periodic sentences

Bulgarian: реторичен (retoričen)

The translations below need to be checked and inserted above into the appropriate translation tables. See instructions at Wiktionary:Entry layout § Translations.

Translations to be checked

Irish: (please verify) tréimhsiúil, (please verify) féiltiúil Spanish: (please verify) periódico (es)

Etymology 2

From per- +‎ iodic.

Pronunciation

• enPR: "pûrīŏd'ĭk, IPA^(key): /ˌpɜːɹaɪˈɒdɪk/

  • Audio (Southern England):

    (file)

Adjective

periodic (not comparable)

2. Relating to the highest oxidation state of iodine; of or derived from a periodic acid.

Derived terms

• metaperiodic
• orthoperiodic
• periodate
• periodic acid

Anagrams

• poricide

Ladin

Adjective

periodic m pl

1. plural of periodich

Romanian

Etymology

Borrowed from Latin periodicus or Ancient Greek περιοδικός (periodikós) or French périodique. By surface analysis, period +‎ -ic.

Adjective

periodic m or n (feminine singular periodică, masculine plural periodici, feminine/neuter plural periodice)

1. periodic

Declension

Declension of periodic

		singular				plural
		masculine	neuter	feminine		masculine	neuter	feminine
nominative- accusative	indefinite	periodic		periodică		periodici	periodice
	definite	periodicul		periodica		periodicii	periodicele
genitive- dative	indefinite	periodic		periodice		periodici	periodice
	definite	periodicului		periodicei		periodicilor	periodicelor