The noun link has 9 senses (first 2 from tagged texts)
1. (5) link, nexus -- (the means of connection between things linked in series)
2. (5) link, linkup, tie, tie-in -- (a fastener that serves to join or connect; "the walls are held together with metal links placed in the wet mortar during construction")
3. connection, link, connectedness -- (the state of being connected; "the connection between church and state is inescapable")
4. connection, connexion, link -- (a connecting shape)
5. link -- (a unit of length equal to 1/100 of a chain)
6. link -- ((computing) an instruction that connects one part of a program or an element on a list to another program or list)
7. liaison, link, contact, inter-group communication -- (a channel for communication between groups; "he provided a liaison with the guerrillas")
8. radio link, link -- (a two-way radio communication system (usually microwave); part of a more extensive telecommunication network)
9. link, data link -- (an interconnecting circuit between two or more locations for the purpose of transmitting and receiving data)
Overview of verb link
The verb link has 4 senses (first 3 from tagged texts)
1. (14) associate, tie in, relate, link, colligate, link up, connect -- (make a logical or causal connection; "I cannot connect these two pieces of evidence in my mind"; "colligate these facts"; "I cannot relate these events at all")
2. (3) connect, link, tie, link up -- (connect, fasten, or put together two or more pieces; "Can you connect the two loudspeakers?"; "Tie the ropes together"; "Link arms")
3. (1) connect, link, link up, join, unite -- (be or become joined or united or linked; "The two streets connect to become a highway"; "Our paths joined"; "The travelers linked up again at the airport")
4. yoke, link -- (link with or as with a yoke; "yoke the oxen together")