This word is acceptable for play in the UK dictionary that is being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

adj. Having multiple targets, such that a call to the delegate triggers a call to each target.

n. The simultaneous transmission of data to several destinations on a network.

"This ability to make multiple copies of a packet is called multicast, and it occupies territory between broadcasts, which go to everyone, and regular communications called unicast, which go to only one recipient."

nonmulticast   

unicast    anycast    6to4    cef    stateful