SEO
n. uncountablen. Stands for search engine optimisation. The process of making a website show up higher in search results. You use this to get more people to visit your page without paying for ads.
n. Abbreviation for search engine optimisation. The practice of optimising a website to improve its ranking and visibility in unpaid search engine results.
We need to improve our SEO to get more website visitors.
The marketing team hired a specialist to audit their SEO and fix the broken links that were hurting their search rankings.
Because search algorithms are constantly updated, maintaining strong SEO requires ongoing technical adjustments and high-quality content rather than a one-time fix.
Uncountable when referring to the marketing practice; countable when referring to a professional who performs this work ('we hired an SEO').