Pornography (noun)

1. Material, such as movies, photographs, or literature, that is intended to arouse sexual desire.
2. Images or videos depicting sexual activity, especially ones that are considered to be offensive or demeaning.
3. The act of creating or distributing such material.

Origin:

From french pornographie, from greek pórnē meaning "prostitute" and -graphia meaning "writing, description", first used in english in 1857.

Examples:

1. The police found a large collection of pornography in his house.
2. He was arrested for possessing and distributing child pornography.
3. Pornography is widely available on the internet.
4. The use of children in pornography is illegal in many countries.
5. Pornography can be addictive and can have negative effects on one's mental health.