SEM - Search Engine Marketing Definition

SEM is the acronym for Search Engine Marketing.

Search Engine Marketing includes search engine marketing strategy, search engine optimization, Website architecture, search engine registration, pay for Inclusion, pay for click, research, analysis, copywriting, tracking reports, and continuous improvement.

"Search Engine Marketing: The act of marketing a web site via search engines, whether this be improving rank in organic listings, purchasing paid listings or a combination of these and other search engine-related activities."

Source: Search Engine Optimization & Marketing Glossary
Edited by Danny Sullivan