Definition of impaction
: the act of becoming or the state of being impacted; especially : lodgment of something (such as feces) in a body passage or cavity
Recent Examples of impaction from the Web
The monthly expressing of the sacs helps with the impaction, but your dog might still be feeling some discomfort, which is soothed by dragging her bottom on something soft.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'impaction.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of impaction
Learn More about impaction
Seen and Heard
What made you want to look up impaction? Please tell us where you read or heard it (including the quote, if possible).