MARKUP
markup
(noun) detailed stylistic instructions for typesetting something that is to be printed; manual markup is usually written on the copy (e.g. underlining words that are to be set in italics)
markup
(noun) the amount added to the cost to determine the asking price
Source: WordNet® 3.1
Etymology
Noun
markup (countable and uncountable, plural markups)
(computing) The notation that is used to indicate the meaning of the elements in an electronic document, or to dictate how text should be displayed.
The percentage or amount by which a seller hikes up his buy-in price when determining his selling price.
An increase in price.
Source: Wiktionary