English Reference
noun

acquaintance

n.
US /əˈkweɪntəns/ UK /ɐkwˈeɪntəns/ ac·quain·tance UK spelling acquaintance's, acquaintance's

  1. 01 B1 Intermediate

    someone you know slightly, but who is not a close friend.

    a person with whom one is acquainted but who is not a member of one's intimate social circle.

    Simple

    He is not a close friend, just a business acquaintance I met at a conference.

    In context

    While she has a vast network of professional acquaintances, she relies on a very small group of lifelong friends for personal support.

    Usage

    Countable noun.

  2. 02 B2 Upper Intermediate

    the state of knowing a person, usually not very well.

    the state of being acquainted with a person; often implies a level of familiarity that falls short of true friendship.

    Simple

    Our acquaintance began when we worked in the same office ten years ago.

    In context

    Their brief acquaintance during the summer months was enough to establish a mutual respect that lasted throughout their careers.

    Usage

    Uncountable noun; often used with the preposition 'with'.

  3. 03 C1 Advanced Formal

    knowledge or experience of a particular subject or thing.

    personal knowledge or familiarity with a specific subject, field, or object.

    Simple

    The job requires a good acquaintance with modern computer systems.

    In context

    The professor's thorough acquaintance with medieval manuscripts allowed him to spot the forgery almost immediately.

    Usage

    Usually follows the pattern 'acquaintance with'.

    unfamiliarity

From Middle English aqueyntaunce, from Anglo-Norman aquaintaunce, aqueintance, Old French acointance (“friendship, familiarity”), from Old French acointier (“to acquaint”). Compare French accointance. Morphologically acquaint + -ance.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Old French acointier
Level B1 · Intermediate
Frequency Frequent
Updated