liaison
UK[liˈeɪzɒn]US[ˈliəˌzɑːn]
n
a person who acts as a link to assist communication or cooperation between groups of people.
n
a sexual relationship, especially a secret or illicit one.
n
the pronunciation of a normally silent consonant at the end of a word immediately before another word beginning with a vowel sound, especially in french.
Etymology
the word 'liaison' entered english in the mid-17th century directly from french, where it originally meant a 'thickening' or 'binding' agent in cooking. this culinary sense is a direct metaphor from its latin root 'ligāre' (to bind). the modern abstract meanings evolved logically from this core idea of connection: a person who 'binds' groups together facilitates communication, while a relationship 'binds' individuals. the linguistic sense, specific to french phonology, describes the phonetic 'binding' of words in speech. thus, the journey from a concrete latin verb for tying to an abstract english noun for connection showcases a clear and elegant semantic evolution.
Analysis
the word is a loanword from french, adopted as a single, unanalyzable unit in english. it is derived from the old french verb 'lier', meaning 'to bind', which itself comes from the latin verb 'ligāre', meaning 'to tie, bind'.
Examples
she served as a liaison between the research team and the marketing department.
the novel details the protagonist's illicit liaison with a diplomat.
in french, the liaison between 'les' and 'amis' is typically pronounced.