cos·​ta | \ ˈkä-stə How to pronounce costa (audio) \
plural costae\ ˈkä-​(ˌ)stē How to pronounce costa (audio) , -​ˌstī \

Definition of costa

 (Entry 1 of 2)

2 : a part (such as the midrib of a leaf or the anterior vein of an insect wing) that resembles a rib


biographical name
Cos·​ta | \ ˈkȯsh-tə How to pronounce Costa (audio) \

Definition of Costa (Entry 2 of 2)

Antonio (Luis Santos da) 1961–     prime minister of Portugal (2015–  )

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Other Words from costa


costal \ ˈkä-​stᵊl How to pronounce Costa (audio) \ adjective

Examples of costa in a Sentence

Recent Examples on the Web: Noun Una pueblerina alcanza en la capital el triunfo artístico como cantante, pero a costa de tribulaciones amorosas. Los Angeles Times, "Movies on TV this week Sept. 1 - 7, 2019: John Wayne in ‘The Searchers’ and more," 30 Aug. 2019 Estas incluían las marchas forzadas y los viajes en botes fluviales de africanos esclavizados desde la costa del Atlántico de Colombia, seguidos por la Guerra de Independencia y rebeliones regionales. Charles David Kleymeyer, Smithsonian, "Meet Juan García Salazar, the Man Who Championed Black Identity in Ecuador," 14 June 2019 While Barcelona is a vibrant attraction for short breaks, most of the country’s visitors head to its famous costas and islands such as Majorca and Lanzarote. Christopher Jasper,, "Spanish Tourism to Weather Barcelona as Terror Becomes the Norm," 18 Aug. 2017 COSTA MESA CONFIRMS The Chargers and Costa Mesa city officials confirmed the team will lease part of The Hive, 3333 S. Susan St., and 3.2 nearby acres to use as its headquarters while looking for a permanent location. Orange County Register, "Chargers dealing with complicated emotions after move to L.A.," 13 Jan. 2017 COSTA MESA Posing as dead crocodiles, complete with fake blood, two PETA activists held a protest in front of South Coast Plaza’s Louis Vuitton store Friday, urging shoppers not to purchase products made from the reptile. Louis Casiano Jr., Orange County Register, "PETA urges South Coast Plaza shoppers to stop buying Louis Vuitton products made from crocodiles," 5 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'costa.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of costa


1565, in the meaning defined at sense 1

History and Etymology for costa


Latin — more at coast

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Cite this Entry

“Costa.” Dictionary, Merriam-Webster, Accessed 17 Apr. 2021.

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More Definitions for costa


cos·​ta | \ ˈkäs-tə How to pronounce costa (audio) \
plural costae\ -​(ˌ)tē, -​ˌtī How to pronounce costa (audio) \

Medical Definition of costa

: rib

Comments on costa

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