branch in WordNet English dictionary

1. any projection that is thought to resemble a human arm
   "the arm of the record player"; "an arm of the sea"; "a branch of the sewer"
   arm  branch  limb 
   
2. a division of some larger or more complex organization
   "a branch of Congress"; "botany is a branch of biology"; "the Germanic branch of Indo-European languages"
   branch  subdivision  arm 
   
3. a stream or river connected to a larger one
   branch 
   
4. a natural consequence of development
   outgrowth  branch  offshoot  offset 
   
5. a division of a stem, or secondary stem arising from the main stem of a plant
   branch 
   
6. a part of a forked or branching shape
   "he broke off one of the branches"
   branch  leg  ramification 
   

1. divide into two or more branches so as to form a fork
   "The road forks"
   branch  ramify  fork  furcate  separate 
   
2. grow and send out branches or branch-like structures
   "these plants ramify early and get to be very large"
   ramify  branch