(genetics) A biological tissue or group of individual cells that are genetically identical as a result of dividing mitotically from a single progenitor cell.

In the manner of linguistics. / From a linguistic perspective.

(firearms) A pressed metal or plastic link, used to join cartridges for a machine gun. When the cartridge is removed during loading, the link is expelled.

(physics, astronomy) a spectral line of atomic hydrogen having a wavelength of about 21cm; used extensively in radio astronomy

(curling) The line that goes across the house intersecting with the middle of the button, splitting it into two halves.

(geometry) A line with no curvature; a line with constant direction. The path of shortest length between two points.

A connection. / The act of connecting. / (climbing) enchainment

Alternative form of pick-up line

(snooker) The line at the baulk end of a snooker table, upon which the green, yellow and brown balls are initially placed.

A mechanical device that connects things. / A connection or relation between things or ideas.