• adjective
• synonym
• antonym

• noun
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• antonym

• 20 Questions
  1. a game in which one person thinks of an object and others have to guess what it is by asking questions about it which can only be answered with 'Yes' or 'No'. You sometimes mention the game when you think that someone is asking you too many questions or making you ask them too many questions instead of simply giving you the information you want
• 20-20 vision (noun)
  1. normal visual acuity, as measured by the ability to read charts at a distance of 20 feet
• 20/20 (noun)
  1. normal visual acuity, as measured by the ability to read charts at a distance of 20 feet
• January 20 (noun)
  1. the day designated for inauguration of the United States President
  2. a Christian holy day
• K-Dur 20 (noun)
  1. trade names K-Dur 20, Kaochlor and K-lor and Klorvess and K-lyte KCl salt of potassium ; taken in tablet form to treat potassium deficiency
• atomic number 20 (noun)
  1. a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals
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