Initialism of British Standard Fine, one of three screw thread standards contributing to the Whitworth threads standards set.

(medicine) Initialism of total abdominal hysterectomy with bilateral salpingo-oophorectomy.

(computing) A Unix-like operating system developed at the University of California, Berkeley. / (copyright law) Ellipsis of BSD license.

Initialism of Bachelor of Science in Electrical Engineering.

Bureau of Safety and Environment Enforcement

Initialism of British Society of Cinematographers. / Initialism of Better Sleep Council.

(computing, electronics) Initialism of Basic Spacing between Centers: Used in integrated circuits to specify package mechanical dimensions. This is a theoretical true position dimension and has no tolerance.

(plumbing) Initialism of British standard pipe thread. / Initialism of bank settlement plan, a reporting system used by travel companies to pay airlines.

(Indian politics) Initialism of Bahujan Samaj Party, a political party.

(astronomy, obsolete) Blue stellar object: a radio-quiet quasar. / (education) British school overseas.