Meanings
plural multicasts
- computingThe simultaneous transmission of data to several destinations on a network.
multicast address
1 more example
On an LAN, each host's network interface monitors the LAN and accepts packets addressed to the multicast address that defines the host group to which the packets belong. Unlike broadcasting, multicasting allows each host to choose whether it wants to accept multicast packets.
2009, Robert Rümmler, Alexander Daniel Gluhak, Hamid Aghvami, Multicast in Third-Generation Mobile Networks: Services, Mechanisms and Performance, John Wiley & Sons, →ISBN, page 14
Origin
Blend of multiple + broadcast.
Full word history & related roots →Cite this entry
multicast. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/multicast
“multicast.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/multicast. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “multicast,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/multicast.
Source: multicast on Wiktionary, CC BY-SA 4.0.