| CBN | cannabinol; central benign neoplasm; Commission on Biological Nomenclature |
|---|---|
| CBR | carbonyl reductase; chemical, biological, and radiological [warfare]; chemically-bound residue; chro... |
| CBW | chemical and biological warfare |
| CMBES | Canadian Medical and Biological Engineering Society |
| CRB | chemical, radiological, and biological; congenital retinal blindness |