| Acronym | Definition |
|---|
| BLI | Buyers Laboratory Inc |
| BLI | Broadway Limited Imports (model trains; Ormond Beach, FL) |
| BLI | Blue Line Innovations (energy monitoring products; Canada) |
| BLI | Block-Level Incremental (computing) |
| BLI | Block Length Indicator |
| BLI | BirdLife International |
| BLI | Black Leadership Initiative (est. 2002) |
| BLI | Bioluminescence Imaging (biology) |
| BLI | Blended Learning Initiative (various schools) |
| BLI | Bouchereau Lingua International (French; Canadian language school) |
| BLI | Budget Line Item |
| BLI | Blue Ling |
| BLI | Bellingham, WA, USA - Bellingham International (Airport Code) |
| BLI | Bureau Lausannois pour l'Intégration des Immigrés (French: Lausanne Office for the Integration of Immigrants; Lausanne, Switzerland) |
| BLI | Busy Lamp Indicator (VoIP) |
| BLI | Bureau Laïque International (French; international secularism group) |
| BLI | Butyrolactone I |
| BLI | Business Logic Interface |
| BLI | Bowling League of Ireland |
| BLI | Bi-Linear Interpolation (mathematics) |
| BLI | Board Leadership Institute |
| BLI | Balanced Line Interface |
| BLI | Bonded, Licensed, Insured |
| BLI | Bilan de Lecture Informatisé (French: Computerized Assessment of Reading) |
| BLI | Battleford Light Infantry |