1
sickle cell anemia
2
spinocerebellar ataxia
3
sudden cardiac arrest

Browse Nearby Words

Cite this Entry

“SCA.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/SCA. Accessed 3 Mar. 2025.

Love words? Need even more definitions?

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