pinwheel


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pinwheel

a cogwheel whose teeth are formed by small pins projecting either axially or radially from the rim of the wheel

Pinwheel

A shape that is fixed at the center with identical radiating arms, either angular or curvilinear, and repeated any number of times within the circumference of the circle from which they are generated.
References in periodicals archive ?
The final pinwheels are displayed in bobquets throughout the school--much to the delight of everyone who sees them.
The children wrote messages on each pinwheel, including: "War is a dangerous way to find a solution in which many people lose their lives" and "Don't fight with your family, because your life is short.
a half-million pinwheels spinning in the wind--pinwheels in the United States, Great Britain, South America, Australia, the Middle East, Canada, Africa, Europe, and Asia--pinwheels of all shapes and sizes--colorful pinwheels, decorated with drawings, paintings, collages, photographs--pinwheels with words of peace and harmony written on them--fields of pinwheels, along road sides, in school yards, in parks.
Place another bead on top of the dowel (C) and test to see if the pinwheel spins freely.
Between this screen and a more solid wall of board-marked concrete, stairs lead to the Niland and a pinwheel gallery sequence about the renovated upper floors.
GPS 600 Series Antenna is a dual frequency antenna that achieves less than 1 millimeters offset between L1 and L2 phase centers without a choke ring by replacing conventional patch antenna designs with NovAtel's patent pending Pinwheel Technology -- an aperture coupled slot array configuration.
They comprise a pinwheel of smoked salmon and cream cheese containing alcohol.
While there are many ''pinwheel galaxies,'' it is the first example of a pinwheel created by a star.
With a very young child, someone may hold the pinwheel for him.
In this four-station mold-transfer system, each mold carousel is held by one of four pairs of electronically operated arms that are arranged in a pinwheel and rotate around a common center.
The pressurized steam turns a wheel the same way blowing on a pinwheel sends it spinning.