From Middle English cicle (“fixed length period of years”), from Late Latin cyclus, from Ancient Greek κύκλος (kúklos, “circle”), from Proto-Indo-European *kʷékʷlos (“circle, wheel”). Doublet of wheel; see there for more.
cycle (plural cycles)
- An interval of space or time in which one set of events or phenomena is completed.
- the cycle of the seasons, or of the year
- A complete rotation of anything.
- A process that returns to its beginning and then repeats itself in the same sequence.
- electoral cycle
- 2013 August 10, “Legal highs: A new prescription”, in The Economist, volume 408, number 8848:
- No sooner has a [synthetic] drug been blacklisted than chemists adjust their recipe and start churning out a subtly different one. These “legal highs” are sold for the few months it takes the authorities to identify and ban them, and then the cycle begins again.
- The members of the sequence formed by such a process.
- (music) In musical set theory, an interval cycle is the set of pitch classes resulting from repeatedly applying the same interval class to the starting pitch class.
- The interval cycle C4 consists of the pitch classes 0, 4 and 8; when starting on E, it is realised as the pitches E, G# and C.
- A series of poems, songs or other works of art.
- The "Ring of the Nibelung" is a cycle of four operas by Richard Wagner.
- A programme on a washing machine, dishwasher, or other such device.
- Put the washing in on a warm cycle.
- the spin cycle
- A pedal-powered vehicle, such as a unicycle, bicycle, or tricycle, or a motorized vehicle that has either two or three wheels.
- (baseball) A single, a double, a triple, and a home run hit by the same player in the same game.
- Jones hit for the cycle in the game.
- (graph theory) A closed walk or path, with or without repeated vertices allowed.
- (topology, algebraic topology) A chain whose boundary is zero.
- An imaginary circle or orbit in the heavens; one of the celestial spheres.
- 1667, John Milton, “(please specify the book number)”, in Paradise Lost. A Poem Written in Ten Books, London: […] [Samuel Simmons], […], OCLC 228722708; republished as Paradise Lost in Ten Books: […], London: Basil Montagu Pickering […], 1873, OCLC 230729554:
- With centric and eccentric scribbled o'er, Cycle and epicycle, orb in orb
- (Can we find and add a quotation of Burke to this entry?)
- An age; a long period of time.
- An orderly list for a given time; a calendar.
- 1664, J[ohn] E[velyn], “Kalendarium Hortense: Or, The Gard’ners Almanac; […] [Introduction to the Kalendar.]”, in Sylva, or A Discourse of Forest-trees and the Propagation of Timber in His Majesties Dominions. […], London: […] Jo[hn] Martyn, and Ja[mes] Allestry, printers to the Royal Society, […], OCLC 926218248, page 56:
- [H]ere we endeavour to preſent our Gard'ners with a compleat Cycle of what is requiſite to be done throughout every Moneth of the Year: [...]
- (botany) One entire round in a circle or a spire.
- a cycle or set of leaves
- (Can we find and add a quotation of Gray to this entry?)
- (weaponry) A discharge of a taser.
- (aviation) One take-off and landing of an aircraft, referring to a pressurisation cycle which places stresses on the fuselage.
- (baseball sense): As in the example sentence, one is usually said to hit for the cycle. However, other uses also occur, such as hit a cycle and complete the cycle.
- → Japanese: サイクル (saikuru)
- To ride a bicycle or other cycle.
- To go through a cycle or to put through a cycle.
- (electronics) To turn power off and back on
- Avoid cycling the device unnecessarily.
- (ice hockey) To maintain a team's possession of the puck in the offensive zone by handling and passing the puck in a loop from the boards near the goal up the side boards and passing to back to the boards near the goal
- They have their cycling game going tonight.
cycle m (plural cycles)
- “cycle” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).