1. (abbreviation) .  Bacillus of Calmette and Guérin, a vaccine for tuberculosis developed by Albert Calmette and Camille Guérin.
  2. (abbreviation) .  (US, military slang) birth control glasses.
  3. (abbreviation) .  (galaxy) brightest cluster galaxy.
  4. (abbreviation) .  (galaxy) blue compact galaxy.

This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.

This entry was last updated on RefTopia from its source on 3/20/2012.