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Abbreviations

People are often unsure about how to write abbreviations. The main areas of uncertainty are: 

  • whether to write abbreviations with capital letters
  • whether to use periods
  • when to use apostrophes.
 
Here’s a quick-reference guide to help you get it right.
 
There are several kinds of abbreviation, and the way an abbreviation is written usually depends on the category to which it belongs. The categories are listed below—click on the links to find out more: 

 

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Grammar and usage