SEO

American

abbreviation

Digital Technology.

search-engine optimization: the methods used to boost the ranking or frequency of a website in results returned by a search engine, in an effort to maximize user traffic to the site.

The first step in SEO is to generate keywords that are relevant to your site's content.

SEO British

abbreviation

computing search engine optimization

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of SEO

First recorded in 1995–2000

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

SEO

Its shareholder letter noted the impact on search-engine optimization, saying “AI-related disruption to traditional SEO efforts” had hit “both low-value and high-end work on the platform.”

From MarketWatch ● Nov. 3, 2026

The digital era encouraged many marketing professionals to dig deep into specialties like SEO, programmatic advertising, email marketing and now AIO.

From The Wall Street Journal ● Sep. 24, 2026

The good news is that AI is currently influenced by SEO strategies.

From Salon ● Aug. 19, 2026

Diana Baratta, an SEO and communications manager in northern New Jersey, has 28 paid days off a year.

From MarketWatch ● May 13, 2026

"It was similar to SEO, positioning yourself as an expert in these areas and making sure you're giving the LLMs everything they need to provide a thorough and conclusive answer," he says.

From BBC ● Apr. 6, 2026

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023