- BBTI stands for British Book Trade Index (UK)
- BBTI stands for Bhaktivedanta Book Trust International (California)
- BBTI stands for Baptist Bible Translators Institute (Bowie, TX)
- BBTI stands for Biotechnology and Biomedical Technology Institute (University of Washington at Bothell)
- BbTI stands for Bauhinia Bauhinioides Trypsin Inhibitor (immunopharmacology)
- BBTI stands for Bowman-Birk Soya-Bean Trypsin Inhibitor (nutrition)
BBTI