Search Engine Optimization Glossary
Algorithm. A collection of rules {that a} search engine uses to rank the pages contained at intervals its index in response to a particular query. No search engine reveals precisely how its algorithm works, to safeguard itself both from competitors and from those who want to spam the search engine.
Back links. These are links to a website from external sources, together with different web pages, directories, and advertising.
Banned. When pages are aloof from a groundwork engine’s index because the search engine has deemed them to be spamming, or violating one amongst the search engine’s alternative rules.
Click-through rate. How several individuals clicked on a link, as a share of the full range of folks that saw the link.
Cloaking. The act of serving content to search engine spiders that’s different to what traditional visitors would see. Search engines can ban you if they find you doing this.
Contextual links. Contextual links are displayed on net pages when the content on the page indicates to an advert server {that the} page may be a good match for specific keywords or phrases.
Conversion rate. The share of visitors to a website who buy something.
Cost per click (CPC). A system where an advertiser pays an agreed quantity for every click someone makes on a link leading to their website.
Value per mille (CPM). A system where an advertiser pays an agreed quantity for the amount of times a poster is seen, irrespective of how many folks actually click through. The ‘mille’ refers to at least one thousand viewings of the ad.
Crawler. A element of a hunt engine that gathers listings by automatically ‘crawling’ the internet, following links to understand how pages are connected.
De-listing. This can be when pages are far from a groundwork engine’s index, typically as a result of they haven’t been updated for a long time.
Directories. A sort of search engine where listings are gathered by humans, instead of by automated web crawlers.
Doorway page. A net page created within the hope of improving another page’s ranking in an exceedingly search engine’s listings. Doorway pages don’t provide a lot of information to the folks viewing them.
Graphical inventory. Banners and other ads that appear relying on the keywords a page contains. This includes pop-ups, browser toolbars and wealthy media.
Index. The collection of knowledge a groundwork engine has that searchers will query.
Landing page. The internet page {that a} visitor reaches after clicking your search engine listing.
Link popularity. A count of how ‘popular’ a page is based on the amount of other pages that link to it.
Link. A link is text that you can click on to travel to another website, or another page on the same website.
Listings. The information that seems on a research engine’s results page in response to a search.
Meta-search engine. An enquiry engine that returns listings from two or more other search engines, instead of using its own index.
Meta tags. Tags placed in a net page’s code that pass info to go looking engine crawlers, browser software and some other applications.
Meta description tag. This meta tag permits pages to supply descriptions to go looking engines.
Meta keywords tag. Permits authors to feature text to a page to help with the search engine ranking process.
Meta robots tag. Allows page authors to keep some internet pages from being indexed by search engines. Kind of like a robots.txt file.
Natural listings. The listings that search engines do not sell. Instead, sites appear solely as a result of a quest engine believes it’s necessary for them to be included, regardless of payment. Note that paid inclusion listings are still treated as natural listings by several search engines.
Outbound links. Links on one website that cause other websites.
Paid inclusion. An advertising program where pages are guaranteed to be spidered and included in a very search engine’s index in exchange for payment.
PPC. Pay-per-click – means that the same as price per click (CPC).
Paid listings. Listings that search engines sell to advertisers, typically through paid placement or paid inclusion programs.
Pay-for-performance. A term popularized by some search engines as a synonym for pay-per-click. It stresses to advertisers that they’re solely paying for ads that “perform” in terms of delivering traffic, versus CPM-primarily based ads, where ads value money whether or not no-one clicks on them.
Paid placement. An advertising program where listings seem in response to particular search terms, with higher rankings sometimes obtained by paying additional than different advertisers.
Rank. The order in that web pages are listed in search engine results.
Reciprocal link. A ‘link exchange’ in which 2 sites link to every other.
Results page. The page that appears when a user enters their search terms.
Robots.txt. A file used to stay web pages from being indexed by search engines.
Search engine. A service designed to permit users to go looking the internet, or another database of information.
Search engine selling (SEM). Selling a web site using search engines, whether or not you’re improving your ranking in natural listings, buying paid listings or some combination of the two.
Search engine optimization (SEO). Altering a web site so that it ranks higher within the search engines.
Search terms. The words a searcher enters into a groundwork engine’s search box.
Searching search. Searching search engines enable shoppers to look the net for products and their prices.
Spam. Any search engine promoting methodology {that a} search engine decides is detrimental to its efforts to deliver relevant search results.
Spider. See crawler.
Submission. The act of sending a URL to a quest engine, for inclusion in its index.
XML feeds. A method in which information about a page is fed to the index without employing a crawler, for instance using RSS.
The best advice is to follow a smart search engine promotion system. Keep track of once you submit your sites and how soon they’re indexed — checking once a week is sufficient.
Ranking systems will be confusing and there are typically complex factors involved, but you do not would like to be an professional in the sector to realize high results. Take a likelihood – when all, you have nothing to lose.
Several thanks to Danny Sullivan, Kevin Lee, Ikonya Nginyo, and all the opposite volunteers who contributed.
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