Bacillus Calmette-Guérin, an anti-tuberculosis vaccine developed by the French bacteriologists Albert Calmette (1863–1933) and Camille Guérin (1872–1961).
Definition of BCG in US English:
BCG
abbreviationˌbēˌsēˈjē
Bacillus Calmette-Guérin, an antituberculosis vaccine developed by the French bacteriologists Albert Calmette (1863–1933) and Camille Guérin (1872–1961).