interposer
/ˌɪntərˈpoʊzər/
noun
- A person or thing that comes between others, often to mediate, interfere, or act as a go-between.
- The teacher acted as an interposer when the two students started arguing.
- In the negotiation, a neutral interposer helped both sides reach an agreement.
- The software acts as an interposer between the user and the database.
Synonyms