Treatment may refer to:

In health:

• Therapy, the act of remediation of a health problem

In the arts:

• Film treatment, a prose telling of a story intended to be turned into a screenplay

In science:

• In ecology, a subset of an experimental design where variables are manipulated by the experimenter
• Water treatment
• Sewage treatment
• Surface finishing, a number of industrial processes that can be applied to improve the surface of a manufactured item

In apparel:

• In clothing, a process of modifying fabrics or clothing

Treatment may also refer to:

• National treatment

Traitement | Tratament