Costa

biographical name

Cos·​ta ˈkȯsh-tə How to pronounce Costa (audio)
Antonio (Luis Santos da) 1961–     prime minister of Portugal (2015–23)

Browse Nearby Words

Cite this Entry

“Costa.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Costa. Accessed 9 Jun. 2026.

Medical Definition

costa

noun
cos·​ta ˈkäs-tə How to pronounce costa (audio)
plural costae -(ˌ)tē, -ˌtī How to pronounce costa (audio)
: rib
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster