A number of sites in Cambodia where mass slaughter of some 2,000,000 people was carried out by the Khmer Rouge in the late 1970s.

(electricity, physics) A region of space around a charged particle, or between two voltages, which exerts a force on charged objects in its vicinity.

(cricket) To get out by deliberately obstructing a fielder in order to prevent him from making a catch or run out, or from gathering the ball (very rare).

(American football, Canadian football) A kick of the ball through the uprights and over the crossbar (not after a touchdown). It scores 3 points.

(cricket) An attacking ring of infielders, square and in front of the wicket - point, cover, mid off, mid on, midwicket, square leg.

(Canada, US) A small vole such as the meadow vole. / One of several species of mice in genus Apodemus found in Eurasia and Africa. / One of several species of mice in genus Akodon found in South America.

(physics) The emission of electrons from a metal or semiconductor, under the influence of a strong electric field, by quantum tunnelling.

(physics) the field produced by the gravitational force of mass

(agriculture) A flooded field where rice is grown.

(chiefly US) A group of athletic sports, consisting mainly of various kinds of running, jumping and throwing, that take place on a track and the enclosed field.