In general, the term "infestation" refers to parasitic diseases caused by animals such as arthropods (i.e. mites, ticks, and lice) and worms, but excluding (except) conditions caused by …

The meaning of INFEST is to spread or swarm in or over in a troublesome manner. How to use infest in a sentence.

INFESTATION definition: 1. a large number of animals and insects that carry disease, that are present where they are not…. Learn more.

INFESTATION definition: the act of infesting; state of being infested. See examples of infestation used in a sentence.

in•fes•ta•tion (ˌɪn fɛˈsteɪ ʃən) n. 1. the act of infesting or the state of being infested. 2. a harassing or troublesome invasion: an infestation of termites.

Dec 8, 2025 · Spot subtle clues of pests and protect your home before pest infestations cause damage.

If a house is full of cockroaches or other bugs, that's an infestation. One or two bugs doesn't count: an infestation means lots of bugs are invading, and it's a huge problem.