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

In digital marketing, a keyword is a word or phrase that individuals input into web browsers when they are trying to find a unique service, product or information. SEO heavily depends on the use of these keywords to rank websites.

The essence behind SEO keywords lies in their ability to connect what users are searching for to the content that your website is providing. Wisely using these keywords will help pull in the right audience and improve the likelihood of turnover.

Having established what we mean by the term of an SEO keyword, let's look at how to use keywords efficiently. Improving the use of keywords necessitates a balance. You will want to include relevant keywords to appeal to search algorithms but without stuffing your content with them.

One way is placing the keyword in your content’s headline. This not only helps in ranking, but also makes your content more likely to be relevant to the searcher's query. Consider also using keywords in the metadata and headers of your website, as these are points where search engines often look.

Moreover, it's critical to choose keywords that align with your target market. This signifies understanding how they communicate, their internet search habits and their needs.

In conclusion, a well-chosen SEO keyword can act as a bridge between what a person is looking for and the service or information what is an SEO keyword you provide. It's a vital tool for success in the competitive world of digital marketing. However, success hinges on its effective and balanced use.