| Subject | English | Korean |
| comp., MS | chat room | 대화방 (A data communication channel that links computers and allows users to send messages to each other in real time. Chat rooms are available through online services and some electronic bulletin board systems) |
| comp., MS | Chat tool | 채팅 도구 (A tool that participants can use to communicate one-on-one during a Live Meeting session) |
| comp., MS | Internet Relay Chat | 인터넷 릴레이 채팅 (A service that enables an Internet user to participate in a conversation online in real time with other users) |
| comp., MS | persistent chat | 영구 채팅 (A type of chat in which messages are posted to a chat room where they can be viewed and responded to in real time by multiple participants. Users can search for other rooms by name, member/owner, keywords, and content across groups from Lync) |
| comp., MS | secret chat room | 비밀 채팅방 (In the Lync persistent chat feature, a room that has been set up with the most restricted level of privacy. Only members of a secret chat room can find it, see who is participating in it, follow it, or read and post in it) |
| comp., MS | Web chat | 웹 채팅 (A content descriptor developed by Microsoft) |