An English surname from Old English, most common in Yorkshire. / William Wilberforce, English politician and abolitionist. / A small town in the City of Hawkesbury, New South Wales, Australia.

A pendulum consisting of a mass suspended by a long helical spring and free to turn on its vertical axis, twisting the spring; used as a demonstration in physics education.

Of or relating to William Wilberforce (1759–1833), British politician, philanthropist and leader of the movement to abolish the slave trade.