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.

(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).

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

(cricket) A rule governing the placement of fielders (within an oval drawn on the pitch) at certain times during the innings of a one-day match.

An area under which are reserves of petroleum, especially one with productive oil wells.

(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.

The field of fire of a machine gun or artillery. / A place of mass slaughter, especially the Killing Fields of Cambodia.

(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.

(cricket) A field set with fielders in positions designed to prevent runs rather than take wickets.