Manipulation can mean:

In technology

* Bit manipulation
* Data Manipulation Language
* Direct manipulation interface
* Feature Manipulation Engine
* GIMP is the GNU Image Manipulation Program
* Knowledge Query and Manipulation Language
* Manipulation of atoms by optical field
* Photo manipulation
* Symbolic Manipulation Program

Socially

* A means of gaining control or social influence over others by methods which might be considered unfair. Social advantage may be sought through either manipulative or persuasive rhetorical arguments.
* Confidence trick
* Media manipulation
* Parental manipulation

Influence and persuasion

* Abuse
* Advertising
* Brainwashing
* Charisma
* Fraud
* Indoctrination
* Love bombing
* Machiavellianism
* Media manipulation
* Memetic engineering
* Mind control
* Neuro-linguistic programming (NLP)
* Photo manipulation
* Propaganda
* Social engineering
* Social psychology

In finance

* Market manipulation
* Stock manipulation

Physically

* Handling and/or altering some object or information
* Joint manipulation
* Spinal manipulation
* Sleight of hand tricks in magic
* Card manipulation
* Object manipulation
* Puppeteer

http://en.wikipedia.org/wiki/Manipulation