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decongestant

[ dee-kuhn-jes-tuhnt ]

adjective

  1. of or relating to a substance that relieves mucus congestion of the upper respiratory tract.


noun

  1. any such substance.

decongestant

/ ˌdiːkənˈdʒɛstənt /

adjective

  1. relieving congestion, esp nasal congestion


noun

  1. a decongestant drug

decongestant

/ dē′kən-jĕstənt /

  1. A medication that reduces congestion of the nose or sinuses, usually by causing vasoconstriction.


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Word History and Origins

Origin of decongestant1

First recorded in 1945–50; de- + congest + -ant

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Example Sentences

She took an over-the-counter decongestant, but that didn’t help.

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