SEO keywords play a pivotal role in boosting your online presence. However, let's delve deeper and understand, what exactly is a keyword in SEO.

In online advertising, a keyword is a word or phrase that users enter into search engines when they are seeking a specific service, product or information. SEO heavily relies on the use of these keywords to position websites.

The power behind SEO keywords lies in their ability to associate what users are searching for to the content that you’re offering on your website. Effectively using these keywords will help attract the right audience and increase the likelihood of turnover.

Having established the definition of an SEO keyword, let's look at how to use keywords efficiently. maximizing the use of keywords demands a balance. You want to include relevant here keywords to get the attention of search engines but not overuse your content with them.

One way is placing the keyword in your content’s title. This not only helps in optimization, but also makes your content more likely to be relevant to the searcher's query. Next, consider using keywords in the metadata and headings of your website, as these are spots where search engines often look.

Additionally, it's important to choose keywords that connect with your target market. This means understanding their language, their internet search habits and their requirements.

To sum up, a well-chosen SEO keyword can be a connection between the user's query and your online content. It's a essential tool to succeed in the cut-throat world of digital marketing. However, as with all tools, using it correctly is the key to unlocking its full potential.