English Reference
noun · adjective

courtesy

n. · adj.
US /ˈkɝtəsi/ UK /kˈɜːtəsi/ cour·tesy UK spelling courtesied, courtesies, courtesy's, courtesying

  1. 01 B2 Upper Intermediate

    n.polite and respectful behaviour towards other people.

    n.polite, respectful, or considerate behaviour. Uncountable in this general sense.

    Simple

    The staff treated every guest with great courtesy and respect.

    In context

    The ambassador was known for his unwavering courtesy, even when dealing with the most difficult and confrontational negotiators.

    rudenessdiscourtesy
  2. 02 B2 Upper Intermediate

    n.a polite action or remark that you do because it is nice, not because you have to.

    n.a specific polite gesture or remark, often performed as a matter of etiquette rather than legal or moral obligation.

    Simple

    He called his boss as a courtesy to let her know he would be late.

    In context

    The company extended the invitation as a professional courtesy, though they were not required to include the rival firm in the discussions.

  3. 03 B2 Upper Intermediate

    adj.provided for free by a business, such as a hotel or a car dealer.

    adj.provided free of charge as a service or favour, typically in a commercial or professional context.

    Simple

    The hotel provides a courtesy bus to take guests to the airport.

    In context

    While his vehicle was being repaired, the dealership provided a courtesy car so he could continue his commute without interruption.

  4. 04 C2 Proficiency FormalTechnical Law

    n.a husband's right to use his late wife's property during his lifetime.

    n.the life interest which a surviving husband has in the real estate of his deceased wife. Often spelled 'curtesy' in modern legal texts.

    Simple

    The lawyer explained how the old laws of courtesy affected the inheritance.

    In context

    Under the traditional common law doctrine of courtesy, the widower maintained a life estate in the lands his wife had held in fee simple.

    Usage

    In modern law, this is often replaced by statutory inheritance rules.

    tenancy by the curtesy

If it doesn't, then it won't." This story is republished courtesy of MIT News ( web.mit.edu/newsoffice/ ), a popular site that covers news about MIT research, innovation and teaching.

Phys.org· 18 Aug 2026

From Middle English curteisie, curtesie, from Anglo-Norman curtesie, from Old French curteisie, cortoisie. Equivalent to courteous + -y (abstract noun suffix).

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

This entry
Origin Old French curteisie
Level C1 · Advanced
Frequency Common
Updated