cyclo-, cycl-, -cycle, -cyclic, -cyclical, -cycles

(Greek: around, round, circle, circular)

encyclopedia (s) (noun), encyclopedias (pl)
epicycle (s) (noun), epicycles (pl)
geochemical cycle (s) (noun), geochemical cycles (pl)
The successive stages in the circulation and migration of chemical elements among the lithosphere, hydrosphere, and atmosphere during geological changes.
kilocycle (s) (noun), kilocycles (pl)
megacycle (s) (noun), megacycles (pl)
monocyclic (adjective) (not comparable)
1. Having one series of events which happen over again and again in the same order or at the same times; such as, an activity or a development of something.
2. A single whorl, as of certain flowers and the shells of certain invertebrates.
motorcycle (s) (noun), motorcycles (pl)
pericycle (s) (noun), pericycles (pl)
The outermost cell layer of the stele in a plant, frequently becoming a multilayered zone.
pericyclic (noun), more pericyclic, most pericyclid
recycle (s) (noun), recycles (pl)
tricycle (s) (noun), tricycles (pl)
1. A velocipede with three wheels, one in the front and two in the rear.
2. A vehicle, used especially now by small children, that has three wheels, one at the front and two a the back, and is usually propelled by pedals.
unicycle (s) (noun), unicycles (pl)

Related "around, round, surrounding" units: ambi-; ampho-; circ-; circum-; gyro-; peri-.