Dictionary.com
Thesaurus.com

San Diego

American  
[san dee-ey-goh] / ˌsæn diˈeɪ goʊ /

noun

  1. a seaport in SW California: naval and marine base.


San Diego British  
/ ˌsæn dɪˈeɪɡəʊ /

noun

  1. a port in S California, on the Pacific: naval base; two universities. Pop: 1 266 753 (2003 est)

"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

San Diego Cultural  
  1. City in southern California close to the border of Mexico.


Discover More

San Diego is a cultural, educational, and medical and scientific research center; a major port and naval base; and home of the San Diego Zoo.

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.

Rose suffered two missed cuts in the wake of his San Diego victory in February but then performed well to finish in a share of 13th at last month's prestigious Players Championship.

From BBC • Apr. 6, 2026

Those complex feelings were among the findings of the largest study of artificial intelligence in higher education to date, which polled 94,000 students, faculty and staff across 22 CSU campuses from San Diego to Arcata.

From Los Angeles Times • Apr. 1, 2026

The Woods – I’ve been to a handful of consumption lounges—from San Diego to Las Vegas to Richmond, Illinois—and this one is easily my favorite.

From Salon • Mar. 31, 2026

Martin Chitwood, an 81-year-old retired lawyer, regularly travels south of the border from his home in San Diego, to Mexico, seeking treatments unavailable in the U.S.

From Slate • Mar. 30, 2026

Another study from the University of California at San Diego found that creativity is enhanced when people let their minds wander, or when they do the most menial of tasks.

From "A Deadly Wandering: A Mystery, a Landmark Investigation, and the Astonishing Science of Attention in the Digital Age" by Matt Richtel