Meaning & use

liaison

noun·Academic

Last updated

UK/liˈeɪzɒn/
US/liˈeɪzɑːn/

Meanings

  1. noununcountableformal

    Communication and cooperation between two groups or organizations so that they work well together.

    Grammar: Usually followed by between or with: liaison between departments.

    Patterns

    • liaison between X and Y
    • liaison with someone

    Close liaison between the police and local schools reduced truancy.

    The project failed because of poor liaison with the engineers.

    Daily liaison keeps the two teams informed.

  2. nouncountable

    A person whose job is to keep two groups in contact and working together.

    Grammar: Often shortened to just liaison in speech: the school liaison.

    Patterns

    • a liaison between X and Y
    • a liaison with someone

    She works as a liaison between the hospital and families.

    The mayor named a liaison to deal with the neighborhood groups.

    Our community liaison answers residents' questions.

  3. nouncountableformaleuphemistic

    A secret romantic or sexual relationship, usually outside marriage.

    Grammar: Often found in news and fiction; sounds discreet.

    Patterns

    • a liaison with someone

    Newspapers reported his secret liaison with an actress.

    The novel centers on a dangerous liaison in nineteenth-century Paris.

Word forms

pluralliaisons

Common combinations

liaison officer
The liaison officer briefed the visiting delegation.
act as liaison
He acts as liaison between the company and its suppliers.
community liaison
The community liaison organized a town meeting.
in liaison with
The report was written in liaison with local experts.
a secret liaison
Their secret liaison lasted two years.

Synonyms and how they differ

contact
Contact is a general word for connection and has no sense of an organized link.
go-between
Go-between carries messages and may be informal, while liaison suggests a regular official role.
coordination
Coordination stresses organizing activities together, not just staying in touch.
affair
Affair is the plain word for a secret romantic relationship and is less polished than liaison.

Word family

liaise verb
to cooperate and exchange information with another group
liaising noun
the act of keeping in contact and working together

Commonly confused: liaison or alliance?

liaison vs alliance

An alliance is a formal agreement between groups to support each other. A liaison is a channel of communication or a person who provides it.

Practice

The company hired a ___ to keep in touch with the neighborhood groups.

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