(military) The networks of land, water, and air routes that connects a battlefield and its military personnel, supplies, etc. / A chain of communications through an established system.

The outline of a person's underpants visible through their outer clothing.

(business) all the goods sold by a manufacturing firm; a group of similar items sold by the same company

(typography) A situation where a diacritic above or below a base character extends into the area used by the preceding or following line of text.

(aerospace) The altitude of periapsis at which atmospheric drag will prevent an object from successfully orbiting.

(often in the plural) A separation barrier in Northern Ireland that separates a predominantly republican and Catholic neighbourhood from a predominantly loyalist and unionist Protestant neighbourhood.

plural of line walker

To edit (a text) to ensure consistency, accuracy, and completeness; to copyedit.

Third-person singular simple present indicative form of line edit

A clothesline