impaction

/im'pækʃn/

Thân thiện

A dentist examines a patient's dental impaction on an X-ray.

Definition

1. Noun:
   • A sharp collision or forceful striking: The act of one object striking or dashing against another with force.
   • A dental disorder: A condition where a tooth is blocked, typically by another tooth, and cannot emerge normally through the gum into its proper position.
   • A medical condition of the colon: A disorder where feces become extremely hard, dry, and lodged in the lower colon or rectum, causing a blockage.
   • The state of being tightly packed: The condition of being pressed or wedged closely together and firmly fixed in place.

Usage Examples

• Noun (Collision):

  • The impaction of the asteroid created a massive crater.
  • The engineers studied the impaction of the test vehicle against the barrier.

• Noun (Dental):

  • The dentist diagnosed an impaction of his wisdom tooth.
  • Surgery is often required to correct a severe tooth impaction.

• Noun (Medical/Colon):

  • The patient was hospitalized due to severe fecal impaction.
  • Chronic constipation can lead to impaction.

• Noun (State of being packed):

  • The impaction of soil in the pot prevented proper drainage.
  • The impaction of snow on the roof became a safety concern.

Advanced Usage

• "Risk of impaction": Used to describe the potential for something to become lodged or blocked.
  • There is a high risk of impaction with these small, ingestible toys.
• "Surgical management of impaction": A clinical term for procedures to address dental or fecal impactions.
  • The conference focused on new techniques for the surgical management of impaction.

Variants and Related Words

• Impact (verb/noun): To have a strong effect on; a forceful contact or effect.
  • The new law will impact small businesses.
• Impacted (adjective): Describing something that is wedged or lodged firmly.
  • An impacted wisdom tooth.
  • Impacted soil.
• Impactor (noun): Something that impacts or causes an impact.
  • The spacecraft was designed to be an impactor for the comet experiment.

Synonyms

• Collision: The act of colliding; a crash.
• Blockage: An obstruction that prevents movement or flow.
• Compaction: The process of becoming more densely packed.
• Occlusion (in dental context): The alignment of teeth, or specifically, a blockage.

Related Phrases

• Fecal impaction: The specific medical term for a hardened mass of stool in the rectum.
  • Enemas are sometimes used to treat fecal impaction.
• Tooth impaction: The specific dental condition.
  • Pain is a common symptom of tooth impaction.
• Bowel impaction: Another term for severe intestinal blockage by feces.

Học thuật

Noun

1. a sharp collision produced by striking or dashing against something
2. a disorder in which a tooth is so crowded in its socket that it cannot erupt normally
3. a disorder in which feces are impacted in the lower colon
4. the condition of being pressed closely together and firmly fixed

Từ đồng nghĩa

• impingement
• impacted tooth