To behave towards or deal with someone in a particular way. She always treats her guests with kindness and respect.
To give medical care or attention to someone for an illness or injury. The doctor treated the patient for a severe infection.
To apply a process or substance to something in order to protect or preserve it. The wood was treated with a special oil to prevent decay.
To pay for someone else's enjoyment, such as a meal or entertainment. He decided to treat his friend to dinner at a fancy restaurant.
To deal with or discuss a subject in speech or writing. The article treats the issue of urban poverty in depth.