MABR
| Acronym | Definition |
|---|---|
| MABR | Mid America Basset Rescue (now BassetsRus Retirement Ranch, Inc.; Oskaloosa, KS) |
| MABR | Membrane Aerated Biofilm Reactor (wastewater treatment) |
| MABR | Montes Azules Biosphere Reserve (Durham, NC) |
| MABR | Manchester and Birmingham Railway |