periodic

See also: periòdic

English

Alternative forms

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”).

Pronunciation

  • (UK) IPA(key): /pɪ.ɹiˈɒdɪk/
  • Audio (US)(file)
  • Rhymes: -ɒdɪk
A graph of the sine function, a periodic function.

Adjective

periodic (not comparable)

  1. Relative to a period or periods.
  2. Having repeated cycles.
    • 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 […].”
    Synonym: cyclic
  3. Occurring at regular intervals.
  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 time steps, for some .
    Antonym: aperiodic
  7. (rhetoric) Having a structure characterized by periodic sentences.
Derived terms
Translations
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Etymology 2

From per- +‎ iodic.

Pronunciation

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

Adjective

periodic (not comparable)

  1. Relating to the highest oxidation state of iodine; Of or derived from a periodic acid.
Derived terms

Ladin

Adjective

periodic m pl

  1. plural of periodich
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