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

In digital marketing, a keyword is a particular term or expression that people type into search engines when they are searching for a certain service, product or information. Search engine optimization (SEO) heavily relies on the use of these keywords for website ranking.

The power behind SEO keywords lies in their ability to link 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 improve the likelihood of conversions.

Having established the concept of an SEO keyword, let's look at the efficient use of keywords. Enhancing the use of keywords requires a balance. You'd want to include relevant keywords to attract search engines 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. Also, consider using keywords in the metadata and headers of your website, as these are points where search engines tend to look.

Additionally, it's important to choose keywords that resonate with your target audience. This implies understanding the way they talk, their internet search habits and their requirements.

In conclusion, a well-chosen SEO keyword can be click here a connection between the user's query and your online content. It's a critical tool to be successful in the aggressive world of digital marketing. However, success hinges on its effective and balanced use.