| Pronunciation: | | im'pakshun
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 WordNet Dictionary |
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| | Definition: | |
- [n] a sharp collision produced by striking or dashing against something
- [n] the condition of being pressed closely together and firmly fixed
- [n] a disorder in which a tooth is so crowded in its socket that it cannot erupt normally
- [n] a disorder in which feces are impacted in the lower colon
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IMPACTION is a 9 letter word that starts with I. |
| | Synonyms: | | impacted tooth, impingement |
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| | See Also: | | condition, crash, disorder, smash, status, upset |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Im*pac"tion\, n. [L. impactio a striking : cf. F.
impaction.]
1. (Surg.) The driving of one fragment of bone into another
so that the fragments are not movable upon each other; as,
impaction of the skull or of the hip.
2. An immovable packing; (Med.), a lodgment of something in a
strait or passage of the body; as, impaction of the fetal
head in the strait of the pelvis; impaction of food or
feces in the intestines of man or beast.
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| Medical Dictionary |
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| | Definition: | | trapping of an object in a body passage, such as stones in the bile duct or hardened stool in the colon. |
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