the act of linking; state or manner of being linked.

a system of links.

Genetics . an association between two or more genes on a chromosome that tends to cause the characteristics determined by these genes to be inherited as an inseparable unit.

Machinery . an assembly of four or more rods for transmitting motion, usually in the same plane or in parallel planes.

a factor or relationship that connects or ties one thing to another; link

Administration officials sought to establish linkage between grain sales and relaxed immigration laws.

any of various mathematical or drawing devices consisting of a combination of bars or pieces pivoted together so as to turn about one another, usually in parallel planes.

Electricity . flux linkage.

noun

connection , correlation , interconnection , interdependence , interrelationship , link , relationship , tie-in