a word or group of words designating something, especially in a particular field.(By Dictionary.com)
The technology that a search engine uses to deliver results to a query. Search engines utilize several algorithms in tandem to deliver a page of search results or keyword-targeted search ads.
click through rate (CTR):
The rate (expressed in a percentage) at which users click on an ad. This is calculated by dividing the total number of clicks by the total number of ad impressions. CTR is an important metric for Internet marketers to measure the performance of an ad campaign.
cost per click (CPC):
Also called Pay per Click (PPC). A performance-based advertising model where the advertiser pays a set fee for every click on an ad. The majority of text ads sold by search engines are billed under the CPC model.
Information placed in the HTML header of a Web page, providing information that is not visible to browsers, but can be used in varying degrees by search engines to index a page. Common meta tags used in search engine marketing are title, description, and keyword tags.
return on investment (ROI):
The amount of money an advertiser earns from their ads compared to the amount of money the advertiser spends on their ads.
search engine marketing (SEM):
The process of building and marketing a site with the goal of improving its position in search engine results. SEM includes both search engine optimization (SEO) and search advertising, or paid search.
search engine optimization (SEO):
The process of making a site and its content highly relevant for both search engines and searchers. SEO includes technical tasks to make it easier for search engines to find and index a site for the appropriate keywords, as well as marketing-focused tasks to make a site more appealing to users. Successful search marketing helps a site gain top positioning for relevant words and phrases.
search engine results pages (SERPs):
The page searchers see after they've entered their query into the search box. This page lists several Web pages related to the searcher's query, sorted by relevance. Increasingly, search engines are returning blended search results, which include images, videos, and results from specialty databases on their SERPs.
About 93% of Internet experiences start with the use of a search engine. (By rankxpress)