| Subject | English | Norwegian Bokmål |
| comp., MS | persistent chat | vedvarende chat (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 | persistent cookie | fast informasjonskapsel (A cookie that remains on the user's computer between browser sessions; a cookie with an expiration time independent of when the browser is closed) |
| comp., MS | persistent object | fast objekt (A COM object that adheres to standards through which clients can request objects to be initialized, loaded, and saved to and from a data store, such as a flat file, structured storage, or memory) |
| environ. | persistent organic pollutant | persistent organisk forurensende stoff |