Meanings
nounCD19 (plural CD19s)
plural CD19s
- protein found on the surface of most B-cells, associating with the B-cell receptor complex
Synonyms: B-lymphocyte antigen CD19
Synonyms & antonyms
nounprotein found on the surface of most B-cells, associating with the B-cell receptor complex
Similar
B-lymphocyte antigen CD19
Origin
from Cluster of Differentiation number 19
Full word history & related roots →Cite this entry
APA
CD19. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/CD19
MLA
“CD19.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/CD19. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “CD19,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/CD19.
Source: CD19 on Wiktionary, CC BY-SA 4.0.