Pinwheel

Pinwheel may refer to:


 * Pinwheel (toy), a spinning children's toy
 * Pinwheel (cryptography), a device for producing a short pseudo-random sequence of bits
 * Pinwheel (shogi), an opening in the game shogi or Japanese chess
 * Pinwheel (TV channel), a channel which would later turn into Nickelodeon
 * Pinwheel (TV series), a children's show on Nickelodeon that ran from 1977 to 1984
 * Pinwheel calculator (part of), a type of early mechanical arithmetic machine
 * Pinwheel escapement, part of a mechanical clock
 * Tabernaemontana divaricata, also known as pinwheel flower
 * Pinwheel scheduling, problem of devising a rotating sequence of tasks with given frequencies
 * Pinwheel tilings, aperiodic tilings of the plane whose tiles appear in infinitely many orientations
 * Catherine wheel (firework), a form of pyrotechnic display device also known as a pinwheel
 * Coenocharopa elegans, also known as the elegant pinwheel snail, a land snail found in Queensland, Australia
 * "Pinwheels", a poem by Patti Smith from her 1978 book Babel
 * Pinwheel USY, part of United Synagogue Youth covering the Pacific Northwest
 * Wartenberg wheel, a neurological medical device