ENGLISH
REFERENCE

treated

v. · adj.
US //ˈtɹitɪd// UK //tɹˈiːtɪd// treat·ed
  1. 1 behaved toward someone (v.)
    B1 Intermediate

    behaved toward someone in a specific way, such as being kind or mean.

    behaved toward or dealt with a person or animal in a specified manner.

    Example

    The staff treated us with great respect during our stay at the hotel.

    Example

    The manager treated the junior employees with a level of professional courtesy that fostered a very positive office culture.
  2. 2 gave medical care (v.)
    B1 Intermediate Medicine

    gave medical care to someone who was sick or injured.

    provided medical care or attention to a patient for a specific condition.

    Example

    The doctor treated her for a bad cough and told her to rest.

    Example

    Paramedics treated the survivors for shock and minor injuries before transporting them to the local trauma centre for further observation.
Show 2 more sensesShow fewer
  1. 3 paid for someone else (v.)
    B1 Intermediate

    bought something special for someone else, like a meal or a gift.

    provided someone with something pleasant or entertaining at one's own expense.

    Example

    Since it was my birthday, my brother treated me to a fancy dinner.

    Example

    To celebrate the successful merger, the CEO treated the entire department to a weekend retreat at a luxury countryside estate.
    • hosted
    • bankrolled
  2. 4 chemically changed (adj.)
    B2 Upper Intermediate Science

    changed by adding a substance, often to protect it or make it stronger.

    subjected to a chemical or physical process to improve properties or prevent decay.

    Example

    The garden fence is made of treated wood so it won't rot in the rain.

    Example

    The laboratory used treated glass containers to ensure that the acidic solution did not react with the surface of the vessel.

© 2026 English Reference