Meaning ofmark upin English

Verb

1. to increase price (wholesale to retail); raise cost
   The store will mark up the prices of all items during the holiday season.
2. to add coding (for computer display); format text
   The developer needs to mark up the document with proper tags for formatting.
   Synonyms:

   formatcodetagannotateencode
   Antonyms:

   unformatdecoderemove