liaison
//liˈeɪ.zɒn//
Noun
liaisonSingular
liaisonsPlural
1
Communication or cooperation between people or organizations, especially in business or military contexts.
She works as a liaison between the marketing and sales departments.
2
A person who acts as a link to assist communication or cooperation between groups.
She works as a liaison between the marketing and sales departments.
3
A secret romantic or sexual relationship, especially one that is illicit.
The politician's secret liaison with his assistant was exposed by the media.