There are multiple definitions:

1. bandwidth distribution(English)

   • ISE
   • Signal analysis, Statistics
   • https://portal.…713/2155051.pdf

2. backward(English)

   • FWD
   • Signal analysis

3. body weight distribution(English)

   • effects of training on relearned symmetrical body weight distribution in stroke patients
   • CVA
   • Rehabilitation, Cerebrovascular event
   • https://pubmed.…ih.gov/7939494/