Web designer's code (4)
I believe the answer is:
html
(Another definition for html that I've seen is " Hypertext mark-up language (abbrev.)".)
I've seen this clue in the Universal, the New York Times and the Newsday.com.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.