ENGLISH
REFERENCE

conditioned

adj. · v.
US //kənˈdɪʃənd// UK //kəndˈɪʃənd// con·di·tioned
  1. 1 trained by habit (adj.)
    C1 Advanced Academic Psychology

    trained to act or think in a specific way because of past experiences.

    exhibiting a learned response to a specific stimulus through repetitive association.

    Example

    The dog was conditioned to expect food whenever he heard the bell ring.

    Example

    The subjects had been so thoroughly conditioned by the experimental parameters that they reacted to the visual cue before they were consciously aware of it.

    Usage

    Often used with the preposition 'to' followed by an infinitive or noun phrase.
  2. 2 physically fit (adj.)
    B2 Upper Intermediate Sport

    in good physical shape because of regular exercise and training.

    brought into a desired state of physical fitness or health through a systematic regime.

    Example

    The athletes were well conditioned and ready for the long race ahead.

    Example

    After months of high-altitude training, the climbers were perfectly conditioned for the final ascent to the summit.
  3. 3 dependent on rules (adj.)
    C1 Advanced Formal

    only true or possible if certain other things happen first.

    subject to or dependent on specific conditions or circumstances.

    Example

    The job offer was conditioned on him passing a final medical exam.

    Example

    The release of the funds was strictly conditioned upon the completion of the first phase of the infrastructure project.

    Usage

    Usually followed by the preposition 'on' or 'upon'.
  4. 4 to train or influence (v.)
    B2 Upper Intermediate

    to train someone or something to behave in a particular way.

    to train or accustom a person or animal to behave in a certain way or to accept certain circumstances.

    Example

    Society often conditions us to believe that success means having a lot of money.

    Example

    The harsh environment had conditioned the local population to be extremely resilient in the face of economic hardship.

Last updated June 20, 2026