impaction

[ im-pak-shuhn ]

noun
  1. an act or instance of impacting.

  2. the state of being impacted; close fixation.

  1. Dentistry. the condition in which a tooth is impacted.

Origin of impaction

1
1730–40; <Late Latin impāctiōn- (stem of impāctiō), equivalent to Latin impāct(us), past participle of impingere (see impacted) + -iōn--ion

Words Nearby impaction

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use impaction in a sentence