subbranch

• sub-branch

From sub- +‎ branch.

subbranch (plural subbranches)

1. A branch that is itself an offshoot of a branch of something.
   • 1995, Simon Commander, Fabrizio Coricelli, Unemployment, Restructuring, and the Labor Market in Eastern Europe and Russia:

     To capture this possibility, we measure the following variables for each subbranch: the proportion of sales...

   • 2005, Richard Zurawski, The Industrial Communication Technology Handbook:

     The subbranch selected after this collision has no active messages.

2. (Should we delete⁽⁺⁾ this sense?) Part of a branch.

• “subbranch”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.