bt

conjunction1

1. •
   (Internet) Abbreviation of but.

noun7

1. •
   Initialism of blood test.
2. •
   Initialism of botulinum toxin.
3. •
   Initialism of Bacillus thuringiensis toxin.
4. •
   Initialism of bench trial.
5. •
   (Judaism) Initialism of baal teshuva.
6. •
   Initialism of bluetongue (“disease of ruminants”).
7. •
   Abbreviation of Banten: a province of Indonesia.

noun5

1. •
   Bacillus thuringiensis, a species of bacteria used for biological control of insects.
2. •
   Abbreviation of baronet, a title used after a holder's surname.
3. •
   Initialism of botulinum toxin.
4. •
   Ellipsis of Bt toxin.
5. •
   Abbreviation of biotite.

   • (A) Plane-polarized light and (B) back-scattered electron (BSE) images. The pseudomorph (Crd) is made up of Grt + Qtz + Ky rodlets + micas flakes (mainly biotite, Bt). — 2017