liaison
noun
[ lɪˈeɪz(ə)n ]
• communication or cooperation which facilitates a close working relationship between people or organizations.
• "the head porter works in close liaison with the reception office"
Similar:
cooperation,
contact,
association,
connection,
collaboration,
communication,
interchange,
affiliation,
alliance,
partnership,
link,
linkage,
tie-up,
hook-up,
• the binding or thickening agent of a sauce, often based on egg yolks.
• (in French and other languages) the sounding of a consonant that is normally silent at the end of a word, because the next word begins with a vowel.
Origin:
mid 17th century (as a cookery term): from French, from lier ‘to bind’.