D defs.my
Entry 5 senses Webster, 1913

liaison

/(lē̇`ā̇`zôN")/ · li·ai·son · IPA /liˈeɪˌzɑn/
01 n. A union, or bond of union; an intimacy; an interrelationship.
  1. 1.
    A union, or bond of union; an intimacy; an interrelationship.
  2. 2.
    An illicit sexual relation between a man and a woman; a sexual afffair.
  3. 3.
    A process of communication between parts of an organization or between two organizations acting together for a common purpose.
  4. 4.
    A person whose function it is to maintain such communication.
  5. 5.
    A pronunciation of a consonant sound that would be otherwise silent, such as the final consonant of certain French words, when the following word begins with a vowel sound.(Phonetics)