Desideratum (noun)

1. Something that is desired or needed.
2. Something considered essential or highly desirable.

Origin:

From the latin word "desideratum" which is the past participle of "desiderare" meaning "to desire, to long for".

Examples:

1. The new law is seen as a desideratum for the protection of human rights.
2. Peace and security are desiderata in any society.
3. The discovery of a cure for cancer is a desideratum for modern medicine.
4. The desideratum of the company is to increase profits.
5. The desideratum for the new project is to have the technology to be user-friendly.