Hydrogenate (verb)

To add hydrogen to (an organic compound) in order to make it more saturated or to change its properties.

Origin:

Early 20th century: from hydrogen + -ate2.

Examples:

1. The oil was hydrogenated to make it more stable and less likely to spoil.
2. Hydrogenation is used to change the consistency of oils and fats.
3. The process of hydrogenation can also increase the melting point of fats.
4. Hydrogenation can be used to turn liquid oils into solid fats, like margarine.
5. The hydrogenation process is used in the production of many processed foods.