Meaning

• An intersection of piping or wiring; an interconnect.

• An intersection of data in two or more database tables.

• The act of joining something, such as a network.

• The lowest upper bound, an operation between pairs of elements in a lattice, denoted by the symbol ∨.

Meaning

• To connect or combine into one; to put together.

  "The plumber joined the two ends of the broken pipe."

• To come together; to meet.

  "Parallel lines never join."

• To come into the company of.

  "I will join you watching the football game as soon as I have finished my work."

• To become a member of.

  "Many children join a sports club."

• To produce an intersection of data in two or more database tables.

  "By joining the Customer table on the Product table, we can show each customer's name alongside the products they have ordered."

• To unite in marriage.

• To enjoin upon; to command.

• To accept, or engage in, as a contest.

  "to join encounter, battle, or issue"