Keywords in SEO play a pivotal role in boosting your online presence. What truly is an SEO keyword? Here's an in-depth exploration.

In online advertising, a keyword is a particular term or expression that users enter into search engines when they are seeking a unique service, product or information. SEO heavily is centered around the use of these keywords to position websites.

The power behind SEO keywords lies in their ability to connect what users are searching for to the content that your website offers. Cleverly using these keywords will help pull in 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 want to include relevant keywords here to appeal to search algorithms but without overloading 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 meta description and headers of your website, as these are points where search engines often look.

Additionally, it's important to choose keywords that align with your targeted market. This implies understanding the way they talk, their searching habits and their needs.

To conclude, a well-chosen SEO keyword can serve as a link between the user's query and your online content. It's a critical tool for success in the competitive world of digital marketing. However, the best results can only be achieved by using it effectively and responsibly.