[ in-fe-stey-shuhn ]
See synonyms for infestation on
  1. the act of infesting; state of being infested.

  2. a harassing or troublesome invasion: an infestation of ants.

Origin of infestation

1375–1425; late Middle English infestacio(u)n<Late Latin infestātiōn- (stem of infestātiō). See infest, -ation

Other words from infestation

  • re·in·fes·ta·tion, noun

Words Nearby infestation Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use infestation in a sentence