What is the meaning of contact?

noun

• Close interaction.
  • usage: "they kept in daily contact"; "they claimed that they had been in contact with extraterrestrial beings"
• The act of touching physically.
  • usage: "her fingers came in contact with the light switch"
  • synonyms: physical contact
• The state or condition of touching or of being in immediate proximity.
  • usage: "litmus paper turns red on contact with an acid"
• The physical coming together of two or more things.
  • usage: "contact with the pier scraped paint from the hull"
  • synonyms: impinging, striking
• A person who is in a position to give you special assistance.
  • usage: "he used his business contacts to get an introduction to the governor"
  • synonyms: middleman
• A channel for communication between groups.
  • usage: "he provided a liaison with the guerrillas"
  • synonyms: liaison, link, inter-group communication
• Electronics) a junction where things (as two electrical conductors) touch or are in physical contact. (
  • usage: "they forget to solder the contacts"
  • synonyms: tangency
• A communicative interaction.
  • usage: "the pilot made contact with the base"; "he got in touch with his colleagues"
  • synonyms: touch
• A thin curved glass or plastic lens designed to fit over the cornea in order to correct vision or to deliver medication.
  • synonyms: contact lens

verb

• Be in or establish communication with.
  • usage: "Our advertisements reach millions"; "He never contacted his children after he emigrated to Australia"
  • synonyms: reach, get through, get hold of
• Be in direct physical contact with; make contact.
  • usage: "The two buildings touch"; "Their hands touched"; "The wire must not contact the metal cover"; "The surfaces contact at this point"
  • synonyms: touch, adjoin, meet