liaison noun

1 communication

ADJ. close, effective, good | poor | community, customer | military

VERB + LIAISON maintain We maintained a close liaison with the trade union. | establish We are hoping to establish better customer liaison. | improve

LIAISON + NOUN committee, group, unit | officer | work

PREP. in ~ with It's important that we work in close liaison with other charities in this field. | ~ between good liaison between management and staff | ~ with She is responsible for liaison with researchers at other universities.

2 sexual relationship

ADJ. romantic, sexual | adulterous

VERB + LIAISON have She was having a romantic liaison with her husband's best friend. | form

PREP. ~ with