Cycle

• Cyclic history, a theory of history
• Cyclical theory, a theory of American political history associated with Arthur Schlesinger, Sr.
• Social cycle, various cycles in social sciences
• Business cycle, the downward and upward movement of gross domestic product (GDP) around its ostensible, long-term growth trend

• Cycle (2008 film), a Malayalam film
• Cycle (2017 film), a Marathi film

• Cycle (magazine), an American motorcycling enthusiast magazine
• Literary cycle, a group of stories focused on common figures

• Cycle (music), a set of musical pieces that belong together
• Cyclic form, a technique of construction involving multiple sections or movements
• Interval cycle, a collection of pitch classes generated from a sequence of the same interval class
• Song cycle, individually complete songs designed to be performed in a sequence as a unit

• Cycle (album), a 1965 album by the Paul Horn Quintet
• Cycle, a 2003 album by Merzbow
• Cycle, a 2014 album by Buckethead
• Cycles (Cartel album), 2009
• Cycles (David Darling album), 1981
• Cycles (The Doobie Brothers album), 1989
• Cycles (Frank Sinatra album), 1968
• Cycles (Redbone album), 1977
• Cycles, a 2021 album by Sam Teskey

• "Cycles", a 1968 song by Frank Sinatra on his album Cycles
• "Cycles" (song), a 2018 song by Tove Lo
• "Cycle" an interlude by Beck from Morning Phase, 2014

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• Cycle (gene), a gene in Drosophila melanogaster that encodes the CYCLE protein
• Cyclic flower, in botany, one way in which flower parts may be arranged
• Menstrual cycle

• Cycles, a render engine for the software Blender
• Instruction cycle, the time period during which a computer processes a machine language instruction
• Reference cycle, where a software object refers directly or indirectly to itself

• Cycle (algebraic topology), a simplicial chain with 0 boundary
• Cycle (graph theory), a nontrivial path in a graph from a node to itself
• Cycle graph, a graph that is itself a cycle
• Cycle matroid, a matroid derived from the cycle structure of a graph
• Cycle (sequence), a sequence with repeating values
• Cycle detection, the algorithmic problem of detecting repetitions in sequences generated by iterated functions
• Cycle, a set equipped with a cyclic order
• Necklace (combinatorics), an equivalence classes of cyclically ordered sequences of symbols modulo certain symmetries
• Cyclic (mathematics), a list of mathematics articles with "cyclic" in the title
• Cyclic group, a group generated by a single element
• Cyclic permutation, a basic permutation (all permutations are products of cycles)

• Cycle (angular unit), a unit of plane angle or rotation
• Charge cycle, charging and discharging a rechargeable battery
• Thermodynamic cycle, a sequence of processes that transfer heat and work into and out of a system
• Wave cycle, the repeatable part of a periodic wave
• Cyclic, a primary flight control for helicopters
• Cyclic compound
• Cycle in cycle per second, which is a unit of frequency (rate of repetition)
• A period in alternating current

• Bicycle
• Motorcycle
• Quadricycle
• Tricycle
• Unicycle

• Cycling, a sport
• Cycle (baseball), a single, double, triple, and home run (in any order) by the same player in one game
• Cycle, North Carolina, a community in the United States

• Frequency (disambiguation)
• List of cycles
• Periodicity (disambiguation)
• The Cycle (disambiguation)
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