pinwheel

(noun) perennial subshrub of Tenerife having leaves in rosettes resembling pinwheels. Synonyms: Aeonium haworthii.

(noun) a wheel that has numerous pins that are set at right angles to its rim. Example: "He spun the pinwheel and it stopped with the pointer on `go'."

(noun) a toy consisting of vanes of colored paper or plastic that is pinned to a stick and spins when it is pointed into the wind. Synonyms: pinwheel wind collector.

(noun) a circular firework that spins round and round emitting colored fire. Synonyms: catherine wheel.