Fumigation (noun)

1. The process of treating a place or object with a chemical or other substance to kill or drive out pests or disease.
2. The process of treating a place or object with a chemical or other substance to kill or drive out pests such as insects, rodents, or microorganisms, or to prevent the spread of disease.

Origin:

From the verb fumigate.

Examples:

1. The fumigation of the house was successful in eliminating the termites.
2. The fumigation of the ship was necessary to prevent the spread of disease.
3. The warehouse required fumigation to get rid of pests.
4. He had to perform fumigation on his house.
5. Fumigation is an important step in protecting crops from pests.