- Bt
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Btabbrev.Baronet
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Bt (bēʹtēʹ) n.An insecticide composed of a genetically altered bacterium (Bacillus thuringiensis) that is used to control many kinds of caterpillars that are pests of ornamental, crop, and other plants.[From New Latin B(acillus) t(huringiēnsis), species name.]* * *
➡ Bart* * *
Universalium. 2010.