English Reference
noun

combination

n.
US /ˌkɑmbəˈneɪʃən/ UK /kˌɒmbɪnˈeɪʃən/ com·bi·na·tion UK spelling combination's, combination's

  1. 01 B1 Intermediate

    two or more things joined or mixed together to create something new.

    the result of combining two or more distinct elements into a single entity or mixture.

    Simple

    The chef created a delicious combination of sweet and spicy flavours.

    In context

    The success of the project was due to a unique combination of technical expertise and creative vision within the leadership team.

  2. 02 B1 Intermediate

    the secret series of numbers or letters used to open a lock.

    a specific sequence of characters or numbers required to operate a combination lock.

    Simple

    I can never remember the combination to my gym locker.

    In context

    The safe requires a six-digit combination that is changed every month to ensure maximum security for the documents inside.

  3. 03 C1 Advanced Technical Math

    a group of items chosen from a larger set where the order does not matter.

    a selection of members from a total population where the order of selection is not a distinguishing factor.

    Simple

    In this card game, the order of the cards in your hand is a combination.

    In context

    The students were asked to calculate the number of possible combinations when choosing three representatives from a class of thirty.

    Usage

    Often contrasted with 'permutation', where the order of items does matter.

    permutation
  4. 04 B2 Upper Intermediate Sport

    a series of quick moves or hits performed one after another.

    a rapid succession of coordinated strikes or tactical moves in sports such as boxing or chess.

    Simple

    The boxer won the match after landing a powerful three-punch combination.

    In context

    The grandmaster executed a brilliant combination that forced his opponent to sacrifice a queen to avoid immediate checkmate.

  5. 05 C1 Advanced Formal

    a group of people or companies working together for a specific goal.

    an association or alliance of individuals or entities formed for a common purpose.

    Simple

    The two companies formed a powerful combination in the tech industry.

    In context

    The political combination of several smaller parties proved strong enough to challenge the ruling government during the autumn elections.

Usage combination of technical · complex combination · linear combination

All over social media, women are claiming that a simple hack has helped enormously: a combination of two over-the-counter medications, both antihistamines – typically, the name brands Pepcid AC and Allegra.

The Guardian· 14 Aug 2026

The big appeal is the combination of price and attacking potential.

BBC News· 14 Aug 2026

PIE word *dwóh₁ From Middle English combinacioun, combynacyoun, from Old French combination, from Late Latin combīnātiō. Morphologically combine + -ation.

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

This entry
Origin la-lat combīnātiō
Level B2 · Upper Intermediate
Frequency Common
Updated