(American football) The area between the end line and goal line bounded by the sidelines, bordered on all sides by a white line indicating its beginning and end points; it is 10 yards long.

A part of the human body that is particularly responsive to sexual stimulation.

(informal, intransitive) To stop paying attention and think about something else, or to think about nothing

plural of war zone

A region where war is ongoing. / A region where structures are damaged or in disarray, appearing similar to the effects of a military conflict.

(geology) A deep-level seismic zone on the line of subduction. This zone can be as deep as 700km.

plural of Fresnel zone plate

(history) The territory within Panama, stretching along the course of the Panama Canal but excluding the sea port cities Panama City and Colón under the 18 November 1903 lease treaty until the return of state control on 30 September 1979.

(historical, from 1936 until 1956) The territory stretching around the course of the Suez Canal.

(botany) That part of a leaf and petiole that grows from an apical meristem.