Meanings
- One of 58 counties in California, United States. County seat: Martinez.
This image from body-worn camera video provided by the Contra Costa County Sheriff's Office shows Tyrell Wilson, left, holding a knife in his right hand, in front of Officer Andrew Hall in the middle of an intersection, March 11, 2021, in Danville, California.
2022 October 30, Alaa Elassar, Rebekah Riess, Joe Sutton, “Former California police officer involved in the fatal shooting of Tyrell Wilson won’t be charged”, in CNN, archived from the original on 12 Nov 2022Synonyms: County of Contra Costa, Contra Costa
Synonyms & antonyms
proper nounOne of 58 counties in California, United States. County seat: Martinez.
Origin
- SpanishContra Costa
- EnglishContra Costa County
From Spanish Contra Costa (literally “opposite coast”).
More words from Spanish
Full word history & related roots →Translations
Spanish condado de Contra Costa
- condado de Contra Costacounty in California
Cite this entry
Contra Costa County. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/Contra%20Costa%20County
“Contra Costa County.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/Contra%20Costa%20County. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “Contra Costa County,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/Contra%20Costa%20County.
Source: Contra Costa County on Wiktionary, CC BY-SA 4.0.