a vaccine made from weakened strains of tubercle bacilli, used to produce immunity against tuberculosis.
BCG vaccine n.
See Bacillus Calmette-Guérin vaccine.
A preparation used to immunize individuals against tuberculosis, consisting of attenuated live human tubercle bacilli (Mycobacterium tuberculosis), the bacteria that cause tuberculosis.
bunch. Bachelor of Chemistry. Historical Examples We went to bch y Graig, where we found an old house, built 1567, in an uncommon and incommodious form. Life Of Johnson, Volume 5 Boswell abbreviation Bachelor of Surgery Bachelor of Chemistry
Bachelor of Chemical Engineering. Historical Examples It resembles the bche, and may be regarded as an antiquated species of our present horizontal cither. Musical Myths and Facts, Volume I (of 2) Carl Engel Bachelor of Chemical Engineering
- Bchinaman’s chance, a
bchinaman’s chance, a noun phrase No chance at all • Nearly always in the negative: He hasn’t got a Chinaman’s chance of landing that job [1910+; said to be fr the unfortunate situation of Chinese prospectors in the 1840s California gold rush, who were forced to work exhausted or unpromising claims, although no contemporary examples […]
bci binary-coded information Biotechnology Citation Index broadcast interference (shortwave transmission) Bureau of Criminal Investigation