| Subject | English | Croatian |
| comp., MS | federated instant messaging | vanjska razmjena izravnih poruka (Instant messaging with federated contacts) |
| comp., MS | instant messaging | koji se odnosi na razmjenu izravnih poruka (Pertaining to a message sent in real time through a network to a private chat area) |
| comp., MS | instant messaging | razmjena izravnih poruka (A method of real-time communication over the Internet in which a sender types a message to one or more recipients and the recipient immediately receives the message in a chat area) |
| comp., MS | instant messaging session | sesija razmjene izravnih poruka (A real-time communication over the Internet in which a sender types a message to one or more recipients and the recipient(s) immediately receives the message in a pop-up window) |
| comp., MS | internal instant messaging | interna razmjena izravnih poruka (Instant messaging with internal users) |