Definition of cyclic in English:

cyclic

adjective

  • 1Occurring in cycles; regularly repeated.

    ‘the cyclic pattern of the last two decades’
    • ‘Polar bears live in high-latitude environments characterized by cyclic variation in form and extent of sea ice.’
    • ‘The desire of a chain-smoker to give up smoking, on the other hand, would be a virtuous desire since it would break the cyclic pattern of a compulsive negative habit and enhance health and well-being.’
    • ‘The cyclic nature of history demands a renaissance after every Dark Age.’
    • ‘Geologists are now investigating whether these groupings correspond to another new source of evidence of cyclic patterns in Earth's recent history.’
    • ‘The syndrome is cyclic with exacerbations and remissions occurring in a randomized pattern.’
    • ‘Progressing on a linear course toward heaven or eternal damnation, Christian theology is incompatible with the cyclic framework of Buddhism.’
    • ‘The new terror was cyclic, and the cycle took exactly a century to complete.’
    • ‘I don't think it's mania, exactly, and I've yet to observe a cyclic rhythm in Alex's behavior.’
    • ‘He understood that this was an extremely slow cyclic process and that the Earth therefore had to be extremely ancient.’
    • ‘The disorder is characterized by the cyclic recurrence of symptoms during the luteal phase of the menstrual cycle.’
    • ‘Although there were the usual cyclic downturns, the rural economy on the whole rapidly improved in the twenty years succeeding the suspension of cash payments.’
    • ‘While the deal was imperfect, it beat lurking alternatives like another generation split by minefields or another cyclic war of revenge.’
    • ‘Before beginning any pharmacologic treatment, the pattern, intensity, and cyclic nature of the patient's migraine must be clarified.’
    • ‘The thick sedimentary deposits beneath the world's continental shelves respond to one of the Earth's fundamental cyclic processes, the rise and fall of global sea level.’
    • ‘Equilibrium concepts first came into wide use in geomorphology as an alternative to the cyclic theories of landscape evolution of William Morris Davis.’
    • ‘Pepper, like some other fruit vegetables, shows a cyclic growth pattern where periods of high fruit set and slow fruit growth alternate with periods of low fruit set and rapid fruit growth.’
    • ‘When applying predictive techniques to the horoscope the astrologer first looks at the major cyclic energies at work.’
    • ‘The evolution of the universe could be cyclic, with regularly repeating periods of expansion and contraction.’
    • ‘If you follow fashion, then you know it moves in a cyclic pattern.’
    • ‘His alternative model, which breaks with the generally accepted understanding of the Big Bang, conceives of time as something as endless as space, and the evolution of the cosmos as a cyclic process.’
    • ‘Interaction is a cyclic process in which two actors alternately listen, think and speak.’
    regular, periodical, at fixed intervals, recurrent, recurring, repeated, cyclical, seasonal
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    1. 1.1 Denoting a musical or literary composition with a recurrent theme or structural device.
      • ‘The Quartet is a cyclic composition full of fine music ranging from the eloquent to the virtuosic.’
      • ‘His works include a cyclic setting of Shevchenko's poetry; operas, including Taras Bulba; art songs and choral works; cantatas; piano pieces; and chamber music.’
      • ‘Their search for the perfect beat has resulted in a series of sound experiments packed with cyclic grooves and hypnotic rhythms.’
      • ‘His own composition classes were solidly based on a historical foundation of Gregorian chant, Palestrinian and Bachian polyphony, Beethoven's symphonic language, and Franck's technique of cyclic themes.’
      • ‘The cyclic integration and thematic affinity between movements of the work is not remotely an exaggerated claim by Schumann; the symphony is in fact as thematically unified as any ever written.’
      • ‘This trio is basically a set of variations in cyclic form.’
      • ‘The oeuvre includes the formally ingenious Violin Sonata no.l, its finale a set of cyclic variations recapitulating in reverse order the themes of the entire work.’
      • ‘But the cyclic structure he evinced in his own First Symphony is something quite different from what one will find in Schumann or Franck or any other cyclic symphonist of the 19th century.’
      • ‘These cyclic epics were obviously later than the Homeric poems, and from a time when oral composition had ceased and public performance was by rhapsodes, not traditional bards.’
      • ‘At times, the ensemble pieces take on a relentlessly driving momentum, locking into a cyclic repetition that is embellished by individual trills, flourishes or patters.’
    2. 1.2Mathematics (of a group) having the property that each element of the group can be expressed as a power of one particular element.
  • 2Mathematics
    Relating to a circle or other closed curve.

    1. 2.1Geometry (of a polygon) having all its vertices lying on a circle.
      • ‘Since Tucker hexagons are cyclic, so are the hexagons of the six circumcenters at hand.’
      • ‘The expression for the radius of the circle in which a cyclic quadrilateral is inscribed, given in terms of the sides of the quadrilateral, is usually attributed to Lhuilier in 1782.’
      • ‘This information is independent both of the orientation chosen for the plane and of the orientation for the polygon specified by the cyclic order of its vertices.’
      • ‘However, Brahmagupta in 628 presented formulae for solving a dozen problems involving cyclic quadrilaterals that were not solved in the West before the Renaissance.’
      • ‘In the general case, the hexagon is no longer cyclic, but the triangles are still equal and centrally symmetric.’
  • 3Chemistry
    (of a compound) having a molecular structure containing one or more closed rings of atoms.

    ‘a cyclic sulphonium salt’
    • ‘By sharing two oxygen atoms, silicates can form either cyclic or chain structures.’
    • ‘The oxirane functional group is a subset of organic cyclic ether compounds.’
    • ‘He theorized that the structure of these compounds were long, chainlike molecules and not aggregates or cyclic compounds as previously thought.’
    • ‘The basic mode of action is to make the cyclic structure a straight chain molecule.’
    • ‘Administration of gadolinium chloride and aminoguanidine decreased the levels of nitric oxide and cyclic guanosine monophosphate, and inhibited the changes in alveolar fluid clearance.’
  • 4Botany
    (of a flower) having its parts arranged in whorls.

Origin

Late 18th century: from French cyclique or Latin cyclicus, from Greek kuklikos, from kuklos ‘circle’.

Pronunciation

cyclic

/ˈsɪklɪk//ˈsʌɪklɪk/