Definition of "cycler" [cycler]

• Anything with a cyclic (repetitious) behaviour. Something that cycles between different states. (noun)
• An orbit that approaches two astronomical bodies on a regular basis. (noun)
• A, usually man-made, object that follows such an orbit. (noun)
• A person with bipolar disorder, often used when comparing the speed of mood swings. (noun)
• A device for performing dialysis; for mechanically purifying blood (noun)

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• "The Schroeder cycler is initially accelerated from the Earth or a colony star to some percentage of lightspeed."
• "The cycler is a machine that does the dialysis for them in the privacy of their own home."
• "Maybe I missed it but I do not see the cost for development and life cycle cost estimates for an architecture that involves an aerobraking ( "cycler" I assume) vehicle, with Earth-LEO shuttles."