Related Words

Cycle: A planet's zodiacal period; the time it takes a planet to make on complete transit (revolution) of a horoscope.

Cycles Per Second (Hertz): One complete reverse of flow of alternating current per rate of time. (A measure of frequency.) 60 HZ (cycles per second) A.C. power is common throughout the U.S. and 50 HZ is more common in . . . View Full Definition

Custom Motorcycles: For many motorcyclists, the choices provided by the motorcycle manufacturers do not provide enough variety to match the personalities of the riders. For this reason, many customize their bik . . . View Full Definition

Callippic Cycle: A period of four Metonic cycles equal to 76 Julian years, or 27,759 days. Devised by Callippus, a Greek astronomer, about 350 B.C., as a suggested improvement on the Metonic cycle for a peri . . . View Full Definition

American Historic Racing Motorcycle Association (AHRMAL): Sanctioning body for vintage motorcycling competition, it’s a member-owned non-profit association dedicated to enhancing the sport of historic motorcycle racing for the enjoyment of riders a . . . View Full Definition

Complex Life Cycle: A life cycle that consists of several distinct stages (e.g., larva and adult)

Water Cycle: The vertical and horizontal transport of water in all its states between the earth, the atmosphere, and the seas.

Rock Cycle: The geologic cycle, with emphasis on the rocks produced: sedimentary rocks are metamorphosed to metamorphic rocks, or melted to create igneous rocks, and all rocks may be uplifted and eroded . . . View Full Definition

Cattle Cycle: The approximately 10-year period in which the number of U.S. beef cattle is alternatively expanded and reduced over several consecutive years in response to perceived changes in profitabilit . . . View Full Definition

Saros Cycle: The eighteen-year (approximate) cycle, containing an average of forty-one solar eclipses and twenty-nine lunar eclipses, in which an eclipse from each current Saros Series appears.