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uni- +‎ broadcast


  • Audio (UK):(file)



unicast (not comparable)

  1. (computing, networking) Being the transmission of messages to a single destination host on a packet switching network.
    • 1985 December, S. E. Deering, D. R. Cheriton, “Host Groups: A Multicast Extension to the Internet Protocol”, in Internet Engineering Task Force Request for Comments number 966[1], archived from the original on 25 December 2001:
      In this paper, we describe a model of multicast service we call host groups and propose this model as a way to support multicast in the DARPA Internet environment [14]. We argue that it is feasible to implement this facility as an extension of the existing "unicast" IP datagram model and mechanism.
  2. (programming) Synonym of singlecast



unicast (third-person singular simple present unicasts, present participle unicasting, simple past and past participle unicasted or unicast)

  1. (computing, networking) To transmit in this manner.