Meaning of TREATMENT in English

■ noun

1》 the process or manner of treating someone or something in a certain way.

↘the presentation or discussion of a subject.

2》 medical care for an illness or injury.

3》 the use of a substance or process to preserve or give particular properties to something.

Concise Oxford English vocab.      Сжатый оксфордский словарь английского языка.