The term 'TALK IN A VIRTUAL ROOM' can be summarized as a form of communication that takes place in an online environment. The crossword solution for this term is 'CHAT', which is a shortened version of the phrase 'chatting online'. Chatting online is a way for people to communicate with each other in real-time, without having to be in the same physical space. It is a popular form of communication, especially among younger generations, and is used for both social and professional purposes.