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positioner

[ puh-zish-uh-ner ]

noun

  1. a person or thing that positions.
  2. Orthodontics. a removable device of resilient plastic material worn in the mouth usually during sleep to produce minor adjustments in the position of teeth after straightening appliances have been taken off.


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Word History and Origins

Origin of positioner1

First recorded in 1930–35; position + -er 1
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Example Sentences

A positioner hooked a line to the ship and pulled it quickly into the repair bins.

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position effectpositioning