Adding and Joining

noun

• The act of bringing two things into contact (especially for communication. )
  • usage: "the joining of hands around the table"; "there was a connection via the internet"
  • synonyms: connection, connexion

verb

• Become part of; become a member of a group or organization.
  • usage: "He joined the Communist Party as a young man"
  • synonyms: join, fall in, get together
• Cause to become joined or linked.
  • usage: "join these two parts so that they fit together"
  • synonyms: join, bring together
• Come into the company of.
  • usage: "She joined him for a drink"
  • synonyms: join
• Make contact or come together.
  • usage: "The two roads join here"
  • synonyms: join, conjoin
• Be or become joined or united or linked.
  • usage: "The two streets connect to become a highway"; "Our paths joined"; "The travelers linked up again at the airport"
  • synonyms: connect, link, link up, join, unite