markup

noun

an amount added to the cost price to determine the selling price
a U.S. Congressional committee session at which a bill is put into final form before it is reported out

Pronunciation: /ˈmɑː(ɹ)k.ʌp/

Etymology: Etymology tree English mark updeverb. English markup Deverbal from mark up.

The percentage or amount by which a seller hikes up their buy-in price when determining their selling price.
“You don’t make much money selling gas because the markup is so low.”
An increase in price.
“There will be a markup on those products next week; better buy them now.”
The notation that is used to indicate the meaning of the elements in an electronic document, or to dictate how text should be displayed.
“For example, a filename of “home.html” would be appropriate for an ASCII/text file containing HTML markup.”
“You can display the icon on any site you offer your software for download using the following markup[…]”
The process by which proposed legislation is debated and amended.